－You can’t imagine _______ fantastic fun web chatting is.
－Really? But it may cause a lot of trouble sometimes.
| A．what | B．how | C．why | D．whether |
is reported in the newspaper is that seventeen climbers have been killed in the snow storm
| A．That | B．As | C．It | D．What |
Their carelessness ______ the failure. That is to say, the failure_____ their carelessness.
| A．resulted in; was resulted from | B．resulted from; resulted in |
| C．resulted in; resulted from | D．was resulted from; resulted in |
--- I think the waiter has forgotten us. We ______ here for an hour!
--- I think you’re right. He probably thinks we have already ordered our food.
| A．are waiting | B．have been waiting | C．have waited | D．will wait |
In front of our house ______ we used to swim.
| A．a river lies that | B．does a river lie where |
| C．lies a river which | D．lies a river where |
He devoted most of his time to researching into space, believing his hard work would ______ sooner or later.
| A．pay back | B．pay for | C．pay off | D．pay up |