Chủ đề:
Unit 3 : A trip to the countrysideCâu hỏi:
Change these sentences into reported speech
do you go to school by bike ?" my teacher said
I. . Write the correct forms of the words on brackets to complete the sentences.
1. The Japanese eat __________ , so they live for a long time .( HEALTH )
2. I think staying at home all day is __________ because I don't know what to do. ( BORE )
3 . Many people do volunteer work because it can make a _________ in their community. ( DIFFER )
4. . The people in the country are _________________ than the people in the city. ( FRIEND )
5.. The water puppetry is performed ____________ in a pool. ( beauty)
6. “Earth Song” is one of his most ____________ songs. (success)
7. It is a pleasure to watch a _________________ performance. ( music)
8.Who is your favourite _____? (sing)
9. It is a good idea to help ________ people in the Philippines. (home)
.10. My aunt lives in one of the most ______________ parts in Paris.(FASHION)
II. . Write the correct form of verbs
19. “Do you like Japanese food?”–“I don’t know. I ________ it.” (never / try)
Giúp minh với ạ
Hỗn hợp A gồm CuO và Cu. Cho hỗn hợp A tác dụng với 100,85ml dung
dịch HCl 36,5% (d = 1,19g/ml) thu được dung dịch B và chất rắn không tan C. Hoà tan
C trong axit H2SO4 đặc, đun nóng thì có 11,2 lít khí mùi hắc bay ra (ở đktc). Cho V ml
dung dịch NaOH 25% (d = 1,28g/ml) vào dung dịch B thì thu được 39,2g chất kết tủa.
a) Tính thành phần % khối lượng các chất trong A.
b) Tính V? Các phản ứng xảy ra hoàn toàn.
Hoà tan 13,3g hỗn hợp NaCl và KCl vào nước thành 500g dung dịch A. Lấy
1/10 dung dịch A cho tác dụng với một lượng dung dịch AgNO3 dư thu được 2,87g kết
tủa. Hãy tính:
a) Số gam mỗi muối trong hỗn hợp đầu.
b) Tính nồng độ % của các muối trong dung dịch A.
1 they made bakets by crossing sprips of bamboo across , over and under each other ( weave)
2 My aunt has got two teenage children , but they don't seem to have a good relationship with each other (get)
3 in spite of sufferting from the pain , mary went on running ( although)
2. I made a sweater to give my sister on her birthday. (knit)
3. He reads that notice but he does not find out any information (look)
4 .They will continue their hobby in the future (go)
5. We went to the market. We wanted to buy some food. (so that)
6.You should remove your shoes before going to the pagoda . (take)