Although she has a lot of problems, she managed to remain .
| A．optimistic | B．cautious | C．concert | D．anxious |
The matter____ your fate cannot be taken for granted.
| A．relating to | B．related to | C．relate to | D．to relate to |
According to a recent U.S. survey, children spent up to 25 hours a week ____ TV.
| A．to watch | B．to watching | C．watching | D．watch |
_____such an embarrassing situation, he didn’t know what to do.
| A．Faced | B．Facing | C．Faced to | D．Facing with |
______ those troublesome messages, you’d better not give out your number to anyone whom you don’t know.
| A．Avoiding | B．Avoided | C．Having avoided | D．To avoid |
--- I wonder if I could pay the bill by check.
--- ______. The card machine has just broken down.
| A．No problem | B．Take your time | C．Never mind | D．I’m sorry |