Exercise 1: Choose the word or phrase that best completes the sentences.

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1. Light bulbs are ………. specially to last only a certain number of hours

A. invented

B. created

C. used

D. designed

2. Sherlock Holmes, the great detective was ………… by writer Conan Doyle

A. named

B. written

C. used

D. created

3. Policemen all over the world are …………. by the bullet- proof vest.

A. called

B. protected

C. bought

D. worn

4. She used to break the ………… about the school uniform

A. rules

B. requirement

C. order

D. contest

5. You should ………….. when you are 65.

A. leave

B. retire

C.  go

D. sack

6. I ………….. in this house since I was a child

A. live

B. ‘m living

c. ‘ve lived

D. lived

7. How long …………… afraid of flying?

A. are you

B. have you been

C. you have been

D. did you

8. My brother ……………. glasses

A. used to wear

B. use to wear

C. used to wearing

D. uses to wearing

9. Radium ……………… discovered by Pierre and Marie Curie

A. is

B. were

C. was

D. are

10. The Lord of the Rings ……….by J.R.R. Tolkien

A. wrote

B. was wrote

C. be written

D. was written