题目内容：

在横线上填入所缺部分，使句子完整（注意：每空不止一个词）。

1.My father is such a hard-working man that he is _________(太忙而不能帮助我)with my studies.

2.At that time，we_____________别无选择)but to keep the secret to ourselves.

3.The children in the poor areas should go to school______(而不是工作) to support their families.

4.________________(没有毛病)with my computer.

5.You _________________(不允许抽烟) in the library.