There are a lot _____ students on the playground. A. of B. in

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There are a lot _____ students on the playground.
A. of B. in C. by

答案

解析

考查固定短语，即介词的用法。a lot of ="lots" of意为“许多，大量”后接名词复数或不可数名词。故选A。

举一反三

—How long may I keep the book?
—You ________ keep it for two weeks.
A. may B. must C. will

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—I won’t go to the concert this evening. I ______ watch the NBA on TV. It’s more
exciting.

A．had better

B．would rather

C．ought to

D．have to

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—______ did you sleep last night?
—Only five hours. I stayed up late to do my homework.

A．How soon

B．How often

C．How long

D．How much

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We can make a fire ______ the room warm so that we can chat for a while.

A．to keep

B．keeping

C．keep

D．kept

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—Which is the biggest number of the four?
— ．

A．One-third

B．Two-thirds

C．A half

D．A quarter

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