选择题:—Shall we go outing this weekend?—Oh, with all this work ______ ____,I don ’ t know if I ’ ll have time to go out.

题目内容:

—Shall we go outing this weekend? —Oh, with all this work ______ ____,I don ’ t know if I ’ ll have time to go out.


A. to do
B. doing
C. done
D. do
参考答案:

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