1 . Thanks to the new technology, costs ________ (reduce) by 20% over the past year. (所给词的适当形式填空)

2 . The sports meeting ________ (hold) in our school now. (所给词的适当形式填空)

3 . Jim has retired, but he still remembers the happy time ____________ (spend) with his students. (所给词的适当形式填空)

4 . You can’t imagine what difficulty we had ________(walk) home in the snowstorm. (所给词的适当形式填空)

5 . The musician along with his band members ________ (give) ten performances in the last three months. （所给词的适当形式填空）

6 . The boss is looking for someone who is ___________ (rely) and hard-working. (所给词的适当形式填空)

7 . The email she had looked forward to __________ (arrive) the other day at last. (所给词的适当形式填空)

8 . It is often the case ________ anything is possible for those who hang onto hopes. （用适当的词填空）

9 . The old couple often take a walk after supper with the pet dog ________(follow) them. (所给词的适当形式填空)

10 . ________ is often the case, many animals sleep a lot when young, but sleep much less when they get older. (用适当的词填空)