Ever since my brother graduated from the university, he _______ in the present company for 15 years and he is now chief engineer of the company .

　 A. worked 　　　　 B. has been working 　C. is working　 　　　D. works

He has a ________ attitude towards life and doesn't take anything seriously.

A. positive B. casual　 C. regular　 D. formal

We are ensured that there are enough textbooks for each student to have _______ when the new semester comes.

A. it　　　　　　　　 B. those 　 C. one D. them

He talks as if he _____ all the work himself, but in fact Jim and Mary did most of it.

A. does　 B. did　 C. had done　 D. has done

―He looks unhappy.

―Yes, but be can’t say what it is_____ is bothering him.

A. as　　　　　　 B. what　　　　　　 C. that　　　　　 D. which

_____ by what everyone says about him, I’d say he has a good chance of winning.

A. Judged 　 B. Judging　　 C. To be judged 　 D. having been judged

Linda，make sure the tables ____ before the guests arrive.

A. be set　 　　　　B. set 　　　　　　C. are set 　　　D. are setting

— How was the car crash?

— Terrible. There were no survivors ______.

A. survived　 B. escaped C. left 　 D. lived

I bought a dress for only 10 dollars in a sale; it was a real______.

A. bargain B. exchange　　 C. trade 　　　　 　D. Business

—Come on，Kitty.

—Oh, good heavens！ Both my legs are nearly to give out. I ____ for hours

like a dog.

A. have been walking　　　　　　 B. had walked

C. was walking　　　　　　　　　 D. walked