【题目】We need __________ shelves for our books.

【题目】If it________ tomorrow morning, I will drive my electric car to school.

【题目】Not only I but also my mother __________.

【题目】The earth is our home. We must the land, air and water clean.

【题目】If anything the machine, please let us know.

【题目】The app（应用程序）on the phone is used for________ with your friends freely.

【题目】Chinese students have _________ weeks ______the summer holiday than American students.

【题目】—Your coffee, please.

【题目】My mother makes me __________ my homework every day. This makes me __________.

【题目】I think this bike belongs our teacher. She likes red bikes.