单句语法填空
1．(2016·天津卷)I hate it when she calls me at work — I’m always too busy to carry ___________ a conversation with her.
答案：on
2．(2016·浙江卷6月)That young man is honest，cooperative，always there when you need his help. ___________ short，he’s reliable.
答案：In
3．(2018·潍坊一模)___________ Saturday afternoon, my friends and I decided to cook some traditional Chinese food rather than eat out.
答案：On
4．(2015·重庆卷)The meeting will be held in September, but ___________ knows the date for sure.
