问题
选择题
Little Tommy was not willing to tell the teacher _______ he had done before.
A．which
B．how
C．where
D．what
答案
答案：D
考查宾语从句。Tell后跟双宾语，且_______ he had done before是宾语从句，从句缺少done的宾语，所以用what引导。选D。
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