问题

39.When you read the book, you’d better made a mark ____ you have any questions

A:at which
B:at where
C:place
D:where

正确答案是：

同类题型

下列各组句子中加点的词语，解释有误的一项是（）

_________ I am busy this weekend, I will go to the folk concert with you.

r, ________—Wait a minute, sir That’s $ 80 altogether

My mother often makes cakes, but she ________ eats them.

Although the used car seems in good ______, it cannot run fast.