—Alison, can I borrow your book?—Yes, here you are. But you must take care not it.A、lose B、losing C、to lose
Our teachers always encourage us aloud in English class.
I’m in any books.
I decided to write rather than________.
—It’s necessary ____ our environment(环境). —I agree with you.
I have _______ sugar, so I have to buy some.