Choose the best answer to complete the following sentences.
The lights are................- they come on when you enter the room and go off when you leave.
A.unique
B.exact
C.plastic
D.automatic

Choose the best answer to complete the following sentences.
The number of people dying of malaria has................enormously over the last 100 years.
A.decreased
B.run
C.estimated
D.invented

Choose the best answer to complete the following sentences.
There aren’t any windows in the lab, so all the light is............... .
A.artifical
B.complicated
C.digital
D.unique

Choose the best answer to complete the following sentences.
Home Lovers have got lots of..............in their sale this year.
A.debts
B.bargains
C.fortunes
D.fees

Choose the best answer to complete the following sentences.
I gave the waiter a $ 50 note and waited for my..................... .
A.change
B.cash
C.supply
D.cost

Choose the best answer to complete the following sentences.
The old man took the book..............from the shelf and looked at the price.
A.up
B.down
C.out
D.back

Choose the best answer to complete the following sentences.
Pete never shops at Mayfield’s because he says it’s too................... .
A.expense
B.expensive
C.expensively
D.inexpensive

Choose the best answer to complete the following sentences.
Before you borrow from the bank, you have to make a ................ about whether you can pay it back or not.
A.judgement
B.judge
C.judging
D.judged

Choose the best answer to complete the following sentences.
Credit cards are really..............., but you have to be careful with them.
A.use
B.useless
C.useful
D.usage

Choose the best answer to complete the following sentences.
They took ten per cent off because I paid...............cash.
A.in
B.by
C.for
D.with