问题
选择题
My parents usually take a walk ______ dinner to keep healthy.
A．at
B．of
C．during
D．after
答案
答案：D
介词的用法。本句句意：我父母亲通常在饭后散步来保持健康；after dinner意为“饭后”，符合句意。
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My parents usually take a walk ______ dinner to keep healthy.
A．at
B．of
C．during
D．after
答案：D
介词的用法。本句句意：我父母亲通常在饭后散步来保持健康；after dinner意为“饭后”，符合句意。