问题

Can you let me know what you are writing about— Sorry, I’m afraid not. It’s _______.
A:difficult
B:necessary
C:personal
D:valuable;
B:necessary
C:personal
D:valuable;
正确答案是:
同类题型
Can Jack go to the movies with me this evening, Aunt May—–_______.He has to study for his math test.
The boy really has a gift __________ music.
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Did you catch the early bus this morning?—NoIt had left the stop ________ I arrived there.[ ]