.Fred sat in the front row __________ the speaker clearly.填什么 A.hearing B.to hear C.listening那个改一下啊、、、对不起打错了 .Fred sat in the front row __________ the speaker clearly.填什么 A.hearing B.to hear C.listening D listen to
问题描述：
.Fred sat in the front row __________ the speaker clearly.填什么 A.hearing B.to hear C.listening
那个改一下啊、、、对不起打错了 .Fred sat in the front row __________ the speaker clearly.填什么 A.hearing B.to hear C.listening D listen to
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