[单选题]Medicine Directions

正确答案 ：G

six tablets a day

解析：解析：本题的依据句为“Do not exceed six tablets in twenty-four hours”，意思为“24小时之内(一天)不能超过6片药”，与C选项意思相符。其他选项在文章中没有出处。

[单选题]Tom: You are playing guitar well. Can you read music? Charles: No, I don't. I just listen to songs on the radio and then play them until they sound right. Tom: ______ Charles: No, really.

正确答案 ：D

You're kidding

解析：解析：Tom对Charles不识乐谱也能弹得一手好吉他感到难以置信，这种情况下一般说 You're kidding或You're joking，意思是：“你在开玩笑吧!”或“这不是真的!”。其他几个选项分别表示“撒谎”、“吹嘘”、“欺骗”，都不恰当。

[单选题]Guest: Oh, I hadn't realized how late it was. I'm afraid I'll have to be going. Host: Oh, not yet. I'm just going to make some coffee. Guest: ______ , though I'd really love to stay. I've got to be up by six tomorrow morning, unfortunately. Thank you for a wonderful party.

正确答案 ：A

I'm sorry, but I must

解析：解析：主人诚心挽留，客人坚持要走。由于不能接受主人的好意，客人应表示歉意，故而选择A．I'm sorry，but I must比较合理。其他选项使用场合不当。

[单选题]Connie: Are you doing pottery? It looks like fun! Frank: ______ ? Connie: Boy, would I? Thanks.

正确答案 ：D

Would you like to try it

解析：解析：从Connie的惊喜反应到致谢，可以推断Frank可能给她机会试一试，其他选项与 Connie的反应不相符。

[单选题]At the foot of the mountain ______.

正确答案 ：A

stood a village

解析：解析：当句首状语是表示地点、处所的介词短语时，要引起全部倒装。D选项的错误在于其单词后没有加s。

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