问题
选择题
The boy lost his key, so he has no choice but till his mother came home．
A．waited
B．waiting
C．wait
D．to wait
答案
答案：D
本题考查非谓语动词。have no choice but to do除了……别无选择，固定短语，故选D。
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The boy lost his key, so he has no choice but till his mother came home．
A．waited
B．waiting
C．wait
D．to wait
答案：D
本题考查非谓语动词。have no choice but to do除了……别无选择，固定短语，故选D。