题目内容：

 

1.Sandwiches ______________ by an Englishman.

2.I hope China will get better at making high-technology ___________.

3.Zhang Wei has a lot of ____________ in studying.

4.Next Saturday is my son’s _________ birthday. He wants a party in our house.

5.It’s just not my day. My watch was broken and I ________ to catch the last train home.