—Bob has gone to California.—Oh, can you tell me when he ?A．has leftB．lef
题型：不详难度：来源：
—Bob has gone to California.
—Oh, can you tell me when he ?| A．has left | B．left | C．is leaving | D．would leave |
|
答案
| B |
解析
| 考查时态题。句意：鲍勃已经去了加利福尼亚。——你能告诉我他什么时候走的（已经去加州了，说明“走”这个动作已经是过去了）结合语境可知从句强调的是过去某事的动作，故用一般过去时态。选B。 |
举一反三
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A .have produced B. have been produced
C. are producing D. are being produced |
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