问题
选择题
When you read the book, you’d better make a mark ____ you have any questions.
A．at which
B．at where
C．the place
D．where
答案
答案：D
考查地点状语从句。所以用where引导。句意；当你看书时，最好在你有问题的地方做上标记。
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When you read the book, you’d better make a mark ____ you have any questions.
A．at which
B．at where
C．the place
D．where
答案：D
考查地点状语从句。所以用where引导。句意；当你看书时，最好在你有问题的地方做上标记。