—As a teenager，our son should have two or three hobbies to be really happy.
—________，but how can he afford the time with so much homework every day?
| A．So does he | B．So he does |
| C．So should he | D．So he should |
As is known to us all, success usually ______ hard work while laziness can ______ failure.
| A．results from; lie in | B．results in; result from |
| C．leads to; lie in | D．results from; lead to |
She sat at her desk, with her eyes ______ on the book, ______ in its plot.
| A．fixing; absorbing | B．fixed; absorbed |
| C．fixed; absorbing | D．fixing; absorbed |
The young man rushed out of the room, ______ into his car and started it hurriedly, ______ to get home as soon as possible.
| A．got; hoped | B．getting; and hoped |
| C．got; hoping | D．getting; hoped |
______ is known to all is that the old scientist, for ______ life was hard in the past, still works very hard in his eighties.
| A．As; whom | B．What; whom | C．It; whom | D．As; whose |
The number of people present at the meeting ______ about one thousand, a large number of whom ______ experts from abroad.
| A．was; was | B．was; were |
| C．were; were | D．were; was |