题目

句型转换1. mean that does sign what（连词成句）_______ does that sign _______?2. It is the first of March. (就划线部分提问)_______ _______ is it?3. I’d like some cakes. (改为一般疑问句)_______ _______ like some cakes?4. There is a pair of socks on the bed. (改成复数句)There _______ some _______ of socks on the bed.5. I go to the cinema at the weekends. (改为过去式)I _______ to the cinema _______ weekend .tan30°cot60°＋cos230°－sin245°tan45°