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【简答题】
I'm learning to for about now. And it's a , so still learning bits, yes. The courses I'm taking are training courses for , and . I am learning how to design a at the moment. I'm in a so singing is the only thing I am doing at the moment. At the moment, I'm taking up a new . It's a traditional instrument from , and it's called .
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】– I rang you at about ten o’clock, but there was no reply. – Oh, that was probably ________ I was seeing the doctor.
A.
when
B.
why
C.
what
D.
that