The villagers had to work hard in the fields all day. (Make question)

->

A disastrous earthquake struck Tokyo and Yokohama in 1923. (Passive Voice)

->

During the four college years, he ________ hard and after graduation, he ________ able to find a good job.

A. has worked / was                                                   B. worked / has been                         

C. had worked / was                                                   D. had worked / has been

My father ___________ morning exercises.

A.    wasn’t used to do              B. didn’t use to do      C. didn’t use to doing D. didn’t used to doing

We are wasting ________ time. (value)

   Public places are becoming more accessible to people with __________. (disabled)

1.     __________ isn’t much fun when it rains. (camp)

2.     That is an ________ idea. (attract)

The unemployment need the government’s help in the time of depression.

A. unemployment                           B. need                                C.  government’s                        D. depression

After arriving at London, they ________ sightseeing and shopping first.

A. took                                    B.  went                       C. played                    D. saw

She chose to learn the violin in ________ to the piano. She liked playing the violin better than the piano.

A.    condition                           B. suit                         C.  preference             D. essentiality

They had forgotten the map so they ________ their way.

A. won                                     B. went                        C. missed                    D. lost

“I am sorry, I can’t help you.” Peter said to me.

A.   Peter promised to help me.                          B. Peter refused to help me.                   

C. Peter asked me for help.                               D. I couldn’t help Peter.

To make Peter surprised, we _______ and when he comes, we ________.

A. are going to hide / will jump out and shout             B. will hide / are jumping out and shouting

C. are hiding / are going to jump out and shout          D. are hiding / are jumping out and shouting

Thiết lập phương trình phản ứng oxi hóa - khử theo phương pháp thăng bằng electron?

Chỉ rõ chất khử, chất oxi hóa trong mỗi phản ứng.

1.S+  HNO3    → H2SO4 + NO.

2.C3H8 +  HNO3    → CO2 + NO + H2O.

3.H2S + HClO3  →  HCl + H2SO4

4.H2SO4 + C2H2  →  CO2 + SO2 + H2O.

1. Apparently, Kevin and Rachel are _______________ for us to use their car.      

2. Are you on the day or the night _______________ this week, Linda?                

3. His father let him _______________ their family company when he left school.            

4. The teachers in the school _______________ to help their students achieve their goals in study.

5. He gained _______________ when he went to college.   

6. They have taken some tough measures in a(n) _______________ to reduce traffic accidents.    

7. Children need to feel _______________ in order to do well at school.   

8. Henry is directly _______________ for the efficient running of the office.        

9. There is a great deal of study _______________ on the students of the grade 12^th grade.          

10. We really want to live in a (n) _______________ community of a small village.           

11. I’m going to go home by air so I am going to book a _______________ But It’s the holiday season so I think all the seats can be _______________ by now.

12. My house is not very far form here so I’m going to take the _______________ to go home.

13. We rarely meet each other because my sister and brother have _______________ all over the place. We are not really a very _______________ family.

14. My mother often cooks big meals so we have _______________ for days.

15. The mall was _______________ with the shoppers at weekends.