单项选择题
A. speak B. spoke C. will speak D. to speak
A person （）a foreign language must be able to use the l...
单项选择题A person （）a foreign language must be able to use the language （）all his own.
A. learning ,forgetting B. to learn, to forget C. using ,but D. who learns ,to forget
While building a tunnel though the mountains, ______. A...
单项选择题While building a tunnel though the mountains, ______.
—Sorry, I forget to post the letter for you. —Never m...
单项选择题—Sorry, I forget to post the letter for you. —Never mind, （）it myself tonight.
A. I’m going to post B. I’ve decided to post C. I’ll post D. I’d rather post
