问题
选择题
She ____ well let out the secret,for she looked very upset when seeing me. [ ]
A. can
B. may
C. must
D. shall
答案
答案：B
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She ____ well let out the secret,for she looked very upset when seeing me. [ ]
A. can
B. may
C. must
D. shall
答案：B
表示的元素在元素周期中属于同一周期的是( )
气温变化的规律可能是