55. I can’t see John anywhere. Where _____ he have gone?
| A．may | B．can | C．might | D．Should |
— When can I see you, Mr Black? Three o’clock this afternoon?
— Oh, no. I ________ a meeting then.
| A．will have | B．will be having | C．am having | D．have |
In the modern society, computers are largely ______ to help us organize daily life and work.
| A．relying | B．relying on | C．relied | D．relied on |
______ you eat the correct foods ______ be able to keep fit and stay healthy.
| A．Only if; will you | B．Only if; you will |
| C．Unless; will you | D．Unless; you will |
____________catch the first train, he asks his mother to awake him up in the morning
A So as to B In order to C So that D In order that
.It is the house________I have ever lived________is under repair
A which, that B that ,which C in which ,where D where, that