Billy has diffculty ___the rest of the class

aikail2022-10-04 11:39:541条回答

Billy has diffculty ___the rest of the class
A to keep up with
B to keep up
C keeping up with
D keeping on
选哪个,为什么

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C
have difficulty (in) doing是固定词组,做...有困难
keep up with是追赶上的意思
句子的意思是
比尔要想追赶上班级里的其他人是有困难的
1年前

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