I don’t think what he said is possible, ______?
This pencil is long but that __________ is short. A.one’sB.oneC.ones
What’s thisChinese? A. in B. for C. at
--- Why do you like playing ping-pong? ----it’s interesting. A. Because B. favorite C. but
—The box is too heavy to carry. What's in it?—Oh, it is ________ books.
Dr. Bethune ________ working in spite of cutting his hand during an operation.