问题
选择题
Interestingly, the pet dog has been____to carry newspapers for its master.
A． trained
B． checked
C． changed
D． turned
答案
答案：A
动词辨析。A训练；B检查，核对；C改变；D变化；结合句意可知A正确。句意：有趣的是，那只宠物狗被训练来给主人拿报纸。
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