问题
选择题
She was noticed ____ the classroom. [ ]
A. walk
B. to walk into
C. walked
D. to walk
答案
答案：B
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She was noticed ____ the classroom. [ ]
A. walk
B. to walk into
C. walked
D. to walk
答案：B
sinl00πt（V），则下列说法中正确的是（ ）
V