15.如果他到的晚了会发生什么事情?What _______________ if he _____________ late?

15.如果他到的晚了会发生什么事情?What _______________ if he _____________ late?
16.如果努力学习,你就会取得好成绩.
If you__________ _________,you ___________ good _____________.
17.他如果看电视太久了,他的父母会不高兴.
If he _________ TV too much,his parents __________ __________ unhappy.
18.如果我们为他组织生日聚会,大家都会来的.
Everyone ________________ if we _____________ a birthday party __________ him.
19.如果明天不下雨,我会和你一起去公园的.
If it __________ __________ tomorrow,I ______________ go to the park _________ you.
20.如果她睡过头了,就会旅游迟到的.
She;__________________________ the trip if she ___________________.
21.如果他有空,他会帮助你的.
If he _________________,he _________________ you.
22.如果Tom考试不及格,他就没有机会上高中了.
Tom _________have the ________to go to the ________high school if he ________ the exams.
23.你如果抄同学的作业就不能学好各门功课.
You _______ _____ good at all the subjects if you ______ the other students’ homework.