从每题所给的A、B、C、D四个选项中,选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑。
21. I don’t understand what the engineer means, but I’ve got ______ rough idea of _____ project plan.
A. the; a B. 不填; the C. the; 不填 D. a; the
22. -I have made a decision to spend my winter holidays in Australia.
-______. You’re sure to have a good time.
21. I don’t understand what the engineer means, but I’ve got ______ rough idea of _____ project plan.
A. the; a B. 不填; the C. the; 不填 D. a; the
22. -I have made a decision to spend my winter holidays in Australia.
-______. You’re sure to have a good time.

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