1 . I need some time to ___________ (考虑) your offer carefully. Please wait for my reply.

2 . As a doctor, we can’t afford ________ (make) any mistakes while doing an operation.

3 . —I’m sorry to k_______ you by accident.
—It doesn’t matter.

4 . My mother often tells me to try to ___________ (解决) problems by myself.

5 . It’s said that thousands of people are forced __________ (leave) their home because of the flood.

6 . —Oh, we have missed the last bus. What will we do?
— I’m afraid we have no choice but ________ (walk) there now.

7 . Gui Haichao is the first astronaut from Yunnan province to ________ in space. (露面)

8 . Reading is the best way ________ (learn) English.

9 . You are expected to s________ hands when meeting people for the first time in China.