Complete the sentences:

1. How long / they / live / there?

2. You / break / light ?

3. He / cheerful / outgoing / personality?

4. You / another / cup / coffee?

5. This / one / my favorite / song.

6. He / think / unusual / eat / dogs / snakes.

7. Temperature / rarely / fall / below / zero / winter.

8. She / suffer / poverty / hardships / all life.

9. Ho Chi Minh / regard as / father / Vietnam.

10. The thief / send / prison / 10 years.

Complete the sentences:

l. My brother / prefer / play tennis / watch it.

2. I / rather / you / phone / him today.

3. He / admit / steal / documents.

4. I / object / her / write / own letters / office hours.

5. It / difficult / prevent / people / park here.

6. Ann / suggest / go / his flat / but I / not think / it / necessary.

7 . He / not interested / make / a lot of money

8. Bill / insist / me / paint / ceiling / black.

9. In spite / quite rich / he / spend / very little.

10. There / people / can’t help / laugh / when / see someone/ slip / banana skin.

Complete the sentences:

l. He / better / not go / school / because he / not feeling well.

2. His summer holidays / country / make / happier / healthier.

3. I / see / him / walk alone / park / night.

4. doctor's duty / to take care / people's health.

5. How / beautiful / garden !

6. What / nice picture !

7. Bicycles / must / leave / hall.

8. Nothing / can / do / unless / more information / given / us.

9. He / told / he / going away / next day.

10. Sleep / next room / people / wikened / sound / breaking glass.

Complete the sentences:

1. We / suggest / travel / train / see more / country.

2. He / rather spend / holidays / a farm / seaside.

3. student / only play / piano / also play / football.

4. He / not talk / loudly / I.

5. My brother / not drive / carefully / I.

6. He / understand / lesson / more quickly / the rest / his class.

Cho các số thực a b thỏa mãn a+2b+2c=6. Tìm giá trị lớn nhất của biểu thức: A=ab+ac+2bc

Cho hình chữ nhật ABCD (AB>AD). Kẽ AH ⊥ BD tại H, AH cắt CD tại K.

a) Chứng minh ΔAHD ∼ ΔBAD. Tính AB biết AD=5cm, AH=4cm.

b) Chứng minh \(HA^2\) = HB.HD

c) Gọi I là trung điểm của CD. Tia BK cắt AD tại M, tia MI cắt AC tại N, tia BN cắt CD tại E. Chứng minh DK=CE.

Cho a, b, c là ba số thực thỏa mãn abc=1 và \(a^3\) >36. Chứng minh rằng: \(\frac{1}{a}\left(b^2+c^2-bc\right)>b+c-\frac{a}{3}\)