The children were (surprised) when the teacher (had them) (to close) their books (unexpectedly).

单项选择题The weather is not as cold (as you think). So (I don't think) the ice is thick (enough) to (walk on it).

单项选择题Mary (said to) her husband that she didn't (feel like to go) to (the movies) that night because she was (tired out) after a day's work.