They have placed a large ( ) with the Boeing Company for 20 new airliners.
A. charge
B. command
C. request
D. order
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While other people were asleep, only Mike () at the gate.
A. get ahead
B. hold back
C. kept watching
D. leave behind
The travellers ( )300 miles a day by car when they were in Africa.
A. passed
B. took
C. covered
D. went
Bob had ( ) for his father to come whenever needed.
A. arranged
B. required
C. demanded
D. invited
Part of the office is ( ) off for the use of the manager.
A. separated
B. cut
C. divided
D. split