4. You were very _____ (luck) to escape that serious traffic accident last week.

3. It’s a ______ (frequently ) practice of his to take an early morning swim.

2. The car wouldn’t go because the ______ (engineer) had gone wrong.

1. His ______ (physics) force was weak, but his mental force was very great.

10.　 What are the f_____ in all for two of us from Guangzhou to Beijing by train?

9.　　　 The railway passes through a big t______.

8.　　　 People should walk on the p_______ not in the road.

7.　　　 Many of the books in their library were d_______ by the big fire a few days ago.

6.　　　 He a_______ having read the letter before and had known its contents early.

5.　　　 This arrangement ______ (适合) you both very much.