5.　　　 With the temperature dropping rapidly, we couldn’t _________ the experiment.

4.　　　 In western countries, most young children _________ Father Christmas.

3.　　　 - I’m not going to Paris then Tokyo--I’ll do it_________.

- Then I’ll meet you in Tokyo before you leave for Paris.

2.　　　 - What if the computer _________?　

- Don’t worry. You can call in experts to repair it.

1.　　　 Dad’s so tired; a week’s holiday will certainly _________ to his health.

2. Usage of phrases

10.　 Scientists still cannot p___________ when earthquakes will happen.

9.　　　 These shoes do not m___________; one is large and the other is small..

8.　　　 There must be some m___________. I ordered coffee, not black tea.

7.　　　 Your plan sounds fine in t__________, but I don’t know if I’ll work in practice.