.
At last, we found ourselves in a pleasant park with trees providing shade and __________down to eat our picnic lunch.
| A．sitting | B．having sat | C．to sit | D．sat |
You don`t have to dress up ．The party is pretty ___ ．We only need to bring a bottle of wine．
| A．adventurous | B．casual |
| C．comfortable | D．beneficial |
We have just heard a warning on the radio _____________ a typhoon may be on its way．
| A．what | B．when | C．which | D．that |
The boy was so tired that he fell asleep _____________ his mother could take off his clothes．
| A．before | B．after | C．while | D．where |
-Maria, the summer vacation is approaching. How shall I do my travel?
-It's your money, your time-spend it how you want.＿＿＿
| A．So what? | B．Count me out. |
| C．Who cares? | D．It all depends. |
Such novelists as Tolstoy are widely read, of ＿＿works; full of great humanity, however, some are difficult to understand.
| A．whose | B．which |
| C．whom | D．what |