Some people feel sick when they read a book in a car or on a boat.
—Can he _______ anything about Canada?—No, he can’t. All of us except him _________to Canada.
We students can _______ food and old clothes to the homeless people, and the teachers can __________ learning skills for the poor children.
Which of the following signs can’t be found in a hospital?
—Our school is so big. We must clean it up as soon as possible.—Don’t worry. ________.
-Hello, Jenny. Your box looks so heavy. Let me give you a hand.-_______I'm OK.