—What do you think of Ann?
—Ann is so careful that she always goes over her exercises to ______ there are no mistakes.
| A．look for | B．make sure | C．find out | D．think about |
相关试题
"Whose notebook is this?" "It ____ Jim's. It has his name on it."
A. can't be B. can be C. must be
Mr. Yang wrote a_________story. Most of us enjoyed it a lot.
A. two-thousand-words
B. two-thousand-word
C. two-thousands-word
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