. ---The train hasn’t come yet. It is half an hour late.
--- Yes. It __________ here at 2:02 as scheduled.
| A．must have been | B．should be | C．should have been | D．must be |
It's the first time that he has been to Australia,?
| A． |
isn't he |
B． |
hasn't he |
C． |
isn't it |
D． |
hasn't it |
Peter’s jacket looked just the same as Jack’s, but it cost _____ his.
| A．as much twice as | B．twice as much as |
C．much as twice as | D．as twice much as |
Children need friends ______ their own age to play with. 
| A．of | B．for | C．in | D．at |
My parents have promised to come to see me before Ifor Africa.
| A． | have left | B． | leave | C． | left | D． | will leave |
It just isn’t fair_____ I was working as a waiter last month; my friends were lying on the beach. .
A whenever B. though C. for D. while