－As we all know, reading in bed is __________ to our eyes.
－I agree with you. Don’t read like that.
A. thankful B. harmful C. helpful D. useful
－Have you found your lost pen?
－ No, I haven’t found __________, but I bought a new ___________ this morning.
A. one, that B. that, one C. it, one D. one, it
－Please look ________ the pictures above and answer my questions.
－Yes, sir.
A. on B. over C. up D. at
__________ years ago, life was much harder than it is today.
A. Hundreds of B. Hundred of
C. Four hundreds D. Four hundred of
－What do you think is the _________ of mobile phones, Peter?
－I think it’s very convenient for us to keep in touch with each other at any time.
A. ability B. accident
C. advantage D. agreement
As we all know, ________ earth moves around ________ sun.
A. A, a B. a, the C. The, a D. the, the
