Studyharder，youwontcatchupwith-优题课

Study harder， you won't catch up with your classmates．（　　）

A．

B．

for

C．

since

D．

although

科目英语题型选择题难度中等

知识点：连词辨析

﹣Mum，may I go swimming now？

﹣Yes，dear，but remember that you___________go with your dad．（　　）

may

can

must

TFBOYS has a lot of fans．It____________thousands of young people．（　　）

﹣Do you know the Color Run，a five﹣kilometer race？

﹣Yes．So far it______into quite a few cities in our country．（　　）

comes

came

has come

The scientist has failed in the test many times，______he never gives up．（　　）

but

﹣Joan has made great progress in speaking Chinese．

﹣She_________works hard at it，you know．（　　）

never

seldom

always