问题
选择题
There _____________ a lot of cars in the park. [ ]
A. be
B. is
C. are
D. am
答案
答案：C
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There _____________ a lot of cars in the park. [ ]
A. be
B. is
C. are
D. am
答案：C
sinl00πt（V），则下列说法中正确的是（ ）
V