1. 英语句子怎么写 If you don't study hard, you will not realize your dream.
If you study hard, you will do well in your exams.
If you don't study hard, you will fail your exams.
If you study hard, you will always pass the exams.
If you get up early, you will be healthy.
If you don't get up early, you will not be healthy.
If you get up early, you'll be able to do some morning exercise.
If you don't hurry up, you will miss the bus.
If you hurry up, you will catch the bus.
If you don't hurry up, you'll be late for school.
If you hurry up, you will get to school on time.
2. 请不要在书上乱写,这句话用英语怎么写 请不要在书上乱写，
Please don't write in the books
注：
write 英 [ra?t]
美 [ra?t]
vt. 写； 写信； 写作； 作曲；
[例句]If you'd like one, simply write your name and address on a postcard and send it to us.
如果你想要一个的话，只要把姓名、住址写在一张明信片上寄给我们就行 。
【英语乱怎么写】[其他] 第三人称单数：writes 现在分词：writing 过去式：wrote 过去分词：written