1,you mustn't be late if you want___________(赶上早班公共汽车)2,I'll tell him about it when______________(他来看我)3,don't talk to me when i'm doing____________(作业)4,you must read it again before you__________(做这道练习题)5,he must be very tired after he walked_________(3小时)6,you need help if you can't___________(修理这台电视机)7,they go to the farm to help with the rice harvest when the farmers______(很忙) 最好解析一下
1、you mustn't be late if you want 【 to catch the early bus】。 2、I'll tell him about it when 【 he comes to see me】. 3、don't talk to me when i'm doing【 my homework】. 4、you must read it again before you【do the excercise】. 5、he must be very tired after he walked 【for three hours】. 6、you need help if you can't【 repair the TV set】. 7、they go to the farm to help with the rice harvest when the farmers【are busy】.