完成下列对话，（每空一词）
A: Hello! I’d like to speak to Michael .
B:This is Michael speaking. Oh, Darren! How are you ?
A: Fine . I was so glad to _(1)______your postcard . While you were enjoying your trip, I was busy .But now I’ll have a vacation .
B: Darren , would you like to come to China ___(2)__your vacation ?
A: You bet . I’d like to .That would be very nice ,but I’m afraid that it _(3)________too much .
B: Mm ,don’t worry. My parents would like you to stay at my house.
A:Your parents are so kind. Please say _(4)_____to them . Where shall we go then ?
B: I know you are an explorer .Why not __(5)___ our bicycles to explore Beijing ? It would be great fun .
A: Good idea ! See you soon .
小题1:receive
小题2:for
小题3:costs
小题4:thanks
小题5:ride
题目分析：
小题1:这里表示收到你的明信片，且副词to之后用动词原形，故用receive。
小题2:表示在假期期间，故用for。
小题3:这是一般现在时，且it作主语，谓语动词用单数，所以填costs。
小题4:say thanks to sb.是固定句型，意思是对某人说谢谢。
小题5:why not + 动词原形，这是固定用法
点评：做这类题，不但要根据句意，选择正确意义的词、词组及句型，还要根据具体语法和语境，选择适当的时态、语态及使用正确的词形。