Phonetics

1. A. cook B. cathedral C. celebrate D. candy

2. A. April B. take C. tra D.decorate

3. A. mother B. close C. pho​to D. most

4. A. leave B. break C. repeat D . peaceful

5. A. bridges B. tables C. wardrobes D. telephones

dat A=1²-2²+.....-2016²

-> -A=2²-1²+4²-3²+6²-5²...+2016²-2015²

-A=(2-1)(2+1)+(4-3)(4+3)+(6-5)(6+5)...+(2016-2015)(2016+2015)

-A=3+7+11+...+4031=[(4031-3):4+1]:2 x (3+4031)=2033136

A=-2033136

Choose the best answer(A,B,C orD)to complete each sentence

1. many people are there in your family ?

A.Where B.How C.Which D.What

2.We have English ...Thursday.

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

3. does he work ? -In the factory.

A.What B.Who C.Where D.How

4.We go ....at 4:30 p.m

A.home B.class C.school D.walk

5.Nga her homework at the moment.

A.do B.doing C.does D.is doing

6.We to work on Sundays.

A.goes B.does go C.do not go D.don't to go

7.Namis waiting his friend now.

A.for B.with C.to D.by

8.They soccer every Sunday afternoon.

A.play B.plays C.are playing D.playing

xét P=2=>P²+13=17(chọn)

xét P>2=>P=2k+1=>P²=2q+1

=>P²+13=2q+1+13=2q+14=2(q+7) chia hết cho 2(loại)

vậy P=2

Bn đã có 1 tình yêu đơn phương chưa Bach Thi Anh Thu (hơi spam tí)

Crush / krəSH/ : Nghiền nát

Cho dạng hoặc thì đúng của động từ trong ngoặc.

1. Look! The teacher (come) __is coming________.

2. Mary (not watch) ___isn't watching_______ television at the moment.

3. I (go) ___go_______ to school by bus every day, but today I (go) ___am going_______ to school by bike.

4. ________Is__ your father (have) __having________ dinner at the moment?

5. Look at the sign, you can't (turn) ___turn_______ right.

6. _____Does_____ Miss Hoa (walk) _____walk_____ to school every morning?

7. The students (write) __are writing________ the answers on the board now.

8. You must (be) __be________ careful when you cross the road.

Chọn từ thích hợp để điền vào chỗ trống.

1. The kids are __________ their homework. (making / writing / doing / learning)

2. Are there __________ flowers in the garden? (a / an / any / some)

3. Are you and Nam students? Yes, __________ are. (we / they / you / I)

4. This sign says 'Parking'. You __________ park here. (must / can / mustn't / can't)

5. Is there a drugstore __________ your house? (in / between / next / near)

6. The test isn't easy. It's __________. (beautiful / dangerous / tall / difficult)