—Tomsingsverywell.Wherewashetrained?  —Helearnsallbyhim...

問題詳情：

— Tom sings very well. Where was he trained?

  — He learns all by himself. He         goes to any training class.

  A. never                      B. often                    C. usually                    D. sometimes

【回答】

A 

知識點：副詞

題型：選擇題