Two U.S. ships ________ the Arctic in 1959.
A. searched for
B. invented
C. discovered
D. explored
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Mr. Li and I have kept a ________ of more than ten years.
A. address
B. coincidence
C. friendship
D. congressman
The only thing he ________ about is money.
A. matters
B. cares
C. unfamiliar
D. likes
Mr. and Mrs. White have ________ a very good housekeeper.
A. hired
B. rent
C. borrowed
D. lent
She ________ into laughter when she saw a funny picture.
A. wrapped
B. surrounded
C. disguised
D. burst