tracnghiem_unit13_tienganh10

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1. When _________, my mother used to take me to the zoo every Sunday morning a.

a. child

b. my mother was a child

c. being a child

d. I was a child

2. There_____________a tree in front of my house.

a. used to

b. used to be

c. was used to

d. was used to being

3. Most of the money today is___________metal and paper.

a. made of

b. made from

c. made in

d. made by

4. When made__________coins, precious metals were portable.

a. into

b. as

c. for

d. to

5. Can you_____________the price of this small book?

a. imagination

b. imagine

c. imaginary

d. imagines

6. Barter was a(n)______________system of exchange.

a. practical

b. satisfactory

c. impractical

d. unpractical

7. Barter was an_____________system.

a. unsatisfactory

b. unsatisfactory

c. irsatisfactory

d. insatisfactory

8. Nowadays you can travel_____________

a. with cash

b. without cash

c. in cash

d. by cash

9. What___________cheques used for?

a. have

b. are

c. be

d. had

10.They_______________the most complicated calculations.

a. use to do a computer

b. use a computer do

c. are used to a computer

d. use a computer for doing

11._______________hearing those airplanes over your house?

a. Are you use to

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