đ​úng​ r bn là​ biệ​n pháp​ SS đ​ó

Bn tham khảo

Câu nói "ngồi yên đợi giặc, không bằng đem quân đánh trước để chặn thế mạnh của giặc" thể hiện quan niệm "tấn công trước để tự vệ" chứ không phải là " xâm lược để mở rộng lãnh thổ ". Qua đó thể hiện ông là người biết sử dụng trí thông minh, biết cách bày binh bố trận, chặn thế giặc, và quan niệm lớn nhất là "để bảo toàn lãnh thổ dân tộc".

Nội dung chính bài thơ

Bài thơ là lời người cha muốn nhắn nhủ với con của mình. Khi con lên bảy tuổi, con sẽ đi học, những truyện cổ tích và thế giới trẻ thơ sẽ nhường bước cho một thế giới mới, nhiều khó khăn nhưng cũng đầy thú vị mà tự con sẽ khám phá.

-> I can not meet him if​ he arrives after eight o'clock( đ​ề​ là​ j v bn?)

179. They decided ...............  to Japan for their summer holiday.

            A. going                      B. to go                       C. go                           D. to going

180. She hasn’t written to me ....................

            A. already                   B. yet                          C. never                       D. ever

181. She is too .......... with her work, so she doesn’t have time to go out with her friends.

            A. bored                      B. busy                        C. fed up                     D. tired

182. His parents think it’s time for him ............. married.

            A. gets             B. get                          C. to get                      D. got

183. She looked ...........  when she heard the ................  news.

            A. frightening/terrifying                                 C. frightened/terrified

            B. frightened/terrifying                                   D. frightening/terrified

184. I’m .................. of hearing your excuses for your lateness.

            A. tired                        B. fond                        C. worried                   D. surprised

185. Now that weekends have come, I feel ....................

            A. relaxed                   B. relaxing                   C. relax                        D. to relax

186. She has learned English for 3 years, and she is good .................. English now.

            A. by                           B. in                            C. for                           D. at

187. A heavy storm swept through the village and many people ................... .        

            A. kill                          B. killed                      C. are killed                 D. were killed

188. I’ve known him ............. I left high school.

            A. during                     B. until                        C. since                       D. when

189. Peter’s father ordered ................ not to stay out late again.

            A. him             B. to him                     C. that he                    D. for him

190. Not all the staff in this company ............. in full- time employment.

            A. is                             B. are                           C. to be                       D. being

191.     ............ , he won the prize.

            A. Interesting  B. Interest                   C. Interested               D. Interestingly

192. Her strength is that she never gives .................... .

            A. in                            B. up                           C. at                            D. out

193. It is David ......................  broke the glass.

            A. which                     B. whom                     C. who                        D. whose

194. Smoking is bad for your heath. You had better .................... it up.

            A. to give                    B. give             C. giving                     D. to be giving

195. The flat is very noisy, .................. we enjoy living there.

            A. but                          B. and                         C. for                           D. so

196. You will become ill ....................  you stop working so hard.

            A. until                        B. when                       C. unless                      D. if

197. I hope you don’t mind me .................... so late at night.

            A. telephoning            B. to telephone            C. telephone                D. to have telephoned

198. It took three and a half hours .................. to Singapore.

            A. to fly                      B. flying                      C. to be flown D. fly

199. I am tired of my neighbours ....................  noise every night.

            A. to make                  B. make                       C. having made           D. making

200. I .............. a meeting from 9.00 to 10.30 tomorrow morning.

            A. attend                     B. will attend  C. will be attending D. am going to attend

c​ó​ mak bạn​ nhìn​ kĩ​ lại​ đi

153. She did the test very well and I did ............

            A. even                        B. also             C. too                          D. so

154. He worked very hard, ............... he passed the exam easily.

            A. and                         B. so                            C. but                          D. because

155. On the ............. to the village, we saw a big hotel.

            A. way                        B. entrance                  C. direction                 D. mountain

156. I knew her .................... I was a child.

            A. since                       B. until                        C. while                     D. when

157. ........................ does it take you to school? About ten minutes.

            A. How often              B. How long               C. How far                  D. How much

158. He .......................... this car since he ....................it.

            A.hasn’t used/buys     B. didn’t use/buy        C.didn’t use/bought  D. hasn’t used/ bought

159. She has just taken the examination ................ Maths.

            A. for                          B. at                            C. on                           D. in

160. Now he doesn’t take the train as he ...................

            A. does                        B. is                             C. was                         D. used to

161. Don’t you get tired ................ watching TV every night?

            A. with                        B. by                           C. of                            D. at

162. I can’t stand ............. on the underground when it is busy.

            A. travel                      B. travelling                C. to travel                  D. to travelling

163. She’s keen ................. playing will dolls.

            A. on                           B. at                            C. of                            D. with

164. Don’t be afraid .............. the dog. He’s quite harmless.

            A. in                            B. of                            C. at                            D. for

165. She hates.................... housework at weekends.

            A. doing                      B. do                           C. to do                       D. to be doing

166. I had a headache, and the doctor asked me .................. some aspirin.

            A. took                        B. to be taking            C. take             D. to take

167. I am .................. of gardening and growing a wide variety of flowers.

            A. fond                       B. keen                        C. surprised                 D. fed

168. Mary is ..................in gardening. She can work in the garden for hours.

            A. excited                   B. exciting                   C. interested                D. interesting

169. Every day I spend two hours ............ English.

            A. practise                   B to practise                C. practising                D. practised

170. This is the place ............... I was born.

            A. where                     B. what                       C. which                      D. that

171. I don’t mind .................. if you’re tired.

            A. drive                       B drives                       C. to drive                   D. driving

172. The skiers would rather ................. through the mountains than go by bus.

            A. to travel by train B. travel by train C. traveled by train     D. traveling by train

173. He likes ................ part in sports, so he joins the football team of the school.

            A. take                        B. taking                     C. takes                       D. took

174. She did all the work ................. her own.

            A. by                           B. on                           C. for                           D. at

a​) loại nước nướ​c nguyê​n chất là chất cách điện.

b) Vì:+ Kim loại là chất dẫn điện, nên lõi dây làm bằng kim loại để dẫn điện+ Nhựa là chất cách điện, vỏ dây làm bằng nhựa để cách điện, đảm bảo an toàn điện

Bởi vì khi chúng ta chải đầu bằng lược nhựa thì lược nhựa với tóc ma sát với nhau nên electron dịch chuyển giữa 2 vật nên 2 vật nhiễm điện khác loại, vì thế nhiều sợi tóc bị lược nhựa hút kéo thẳng ra.