1.Electrical energy _________ from the sun in a roundabout way is the most widely.
2.—Did you say good-bye to Betty? —Yes, She gave us her house key just before she_______so that we could take care of her plants.
3.He felt that he ______ for the coldness that had grown between them.
B.was blamed of
C.was to blame
D.was to be blaming
4.Scientists think that the continents __________ always where they ____today.
5.Mary wanted to travel around the world all by herself, but her parents did not _________ her to do so.
6.The company ________ on the highest standards for its supplies.
7.There was a good __________ of the countryside from the front of the bus.
8.______ doesn’t matter ______ they will come.
C.If it, who
9.The speaker was asked to speak _______________.
A.a little slower
10.— You seem to have a lot of work to do in your office. You’ve always been working overtime. — ____________
A.You are right, but don’t you know the meaning of work?
B.Sorry, I don’t think so. I get overpaid for overwork, you know.
C.That’s right. All work and no play make Jack a dull boy.
D.That’s right, but the work is interesting. I don’t mind some extra hours at
11.______ adequate preparations, they thought it better to postpone the journey till next week.
A.Not to have made
C.Not having made
D.Having not made
12.Very soon after the ________ of the fight the young man was arrested.
13.He asked who I voted for and I said it was my own _______.
14.— What can I do for you, madam? —________.
A.I want a kilo of apples
B.You can go your own way
D.Excuse me. I’m busy
15.It suddenly ______ to him that this was something he should never do.
16.Jack and Bill are twins, but the former is taller than ________.
17.The case ______ a lot of things, ______ a second-hand watch.
18.In computer programming, this model is _________ to any of the others we have in the department.
A.the most superior
C.superior the most
19.Seeing the police coming, away ____.
A.the thieves ran
B.had the thieves run
C.ran the thieves
D.did the thieves run
20.The little girl must have lain there for a long time, ___________?