1 . It’s not doing the things we enjoy, but enjoying the things we have to do that ________(make) life happy.(所给词的适当形式填空)

2 . It was not until Caroline Unger, one of the singers, took his arm and turned him to face the audience ________ the great man realized his symphony was _______ success.（用适当的词填空）

3 . The photo ________ (do) remind me of my happy childhood. (所给词的适当形式填空)

4 . It was at the school gate _____________we gave the foreign visitors a warm welcome. (用适当的词填空)

5 . It was only due to the ongoing support of his wife, parents and friends ____ he eventually found the will to live again. (用适当的词填空)

6 . It was 80 years before Christopher Columbus crossed the Atlantic ________Zheng He had sailed to East Africa. （用适当的词填空）

7 . It is our parents ________ are willing to do whatever they can to help us. （用适当的词填空）

8 . It was Tom ________ I found it difficult to get along with. （用适当的词填空）

10 . We ________like red,because red stands for happiness and good fortune in our culture.(用适当的词填空)