It's the second time that I __________ in Beijing. What great changes! It's years since I __________ here last time.
| A．went; had left | B．have been; left |
| C．had been; left | D．have been; had left |
— You must obey every word of mine!
— _____ I don’t?
| A．How if | B．What if |
| C．Such as | D．Only if |
Through English we will be able to communicate _____ part of the world we come from.
| A．in which | B．even if |
| C．whatever | D．wherever |
She looks quite young _____ her age.
| A．at | B．by | C．for | D．to |
_____ you don’t like him is none of my business.
| A．What | B．Who | C．That | D．Whether |
— Is this Mr. White’s office, Mary?
— Yes, _____.
| A．that’s all right | B．it doesn’t matter |
| C．after you | D．please yourself |