單項選擇題The ()of employees in this company has doubled.

A.sum
B.amount
C.number


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1.單項選擇題The Europeans ()to stay ahead in aeroplane design.

A.failed
B.missed
C.lost

2.單項選擇題Mary () into the room.

A.burst
B.crashed
C.hit

3.單項選擇題The war () in 1937.

A.broke up
B.broke off
C.broke out

4.單項選擇題She was sleeping with () windows.

A.empty
B.open
C.wide

5.單項選擇題Mary likes living ().

A.lonely
B.alone
C.in person