问题
选择题
You’re＿＿＿＿＿your time trying to persuade him. He’ll never join us.
A．spending
B．wasting
C．losing
D．missing
答案
答案：B
waste one’s time (in) doing sth.意为“浪费时间干某事”；spend time (in) doing sth.意为“花费时间干某事”。
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