单句语法填空
1．(2016·北京卷)Why didn’t you tell me about your trouble last week? If you ____________(tell) me, I could have helped.
答案：had told
2．(江西卷)We ____________(put) John’s name on the race list yesterday but for his recent injury.
答案：would/could/might have put
3．(湖南卷)Sorry, I am too busy now. If I ____________(have) time, I would certainly go for an outing with you.
答案：had
4．If you ____________(not watch) TV yesterday，wouldn’t be you so sleepy now.
答案：hadn’t watched
5．When you phoned me, I was having a meeting; how I wish I ____________(answer) your call.
答案：had answered
