You should ______(hand) in your exercise book first（根据句意用所给单

You should ______(hand) in your exercise book first（根据句意用所给单 1、You ______ hand in your exercise-book at once.You may hand There's enough time left.You____ hand in your exercise-book. You should c____your answers before you hand in your paper. Must I hand in my exercise book now?No you ___,You may bring you should finish your () and hand in on time 英语翻译Must I hand in my exercise book now,Mr.Zhao?No,you needu Need I hand in the exercise book right now yes,you _____. he ----- [hand] in his exercise book in a minute 英语翻译You must hand in your exercise on time. You must keep th You ______ hand in your homework today.You can hand in it to now i think it's time you handed in your exercise book.这里为什么