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It’s very clever ________ you ________ swim in the river．

for; not to

to; to

of; not to

with; not to

It’s difficult ________ me ________ read the book．

for; to

of; of

in; of

on; in

We ________ worry about not ________．

should; have supper

shouldn’t; having supper

should; had supper

shouldn’t; had supper

It’s nice ________ you ________ take me to the stop．

of; for

for; to

of; to

to; to

Lucy is not as tall as I, so she sits ________ me．

in the front of

in front of

at the front of

at the end of

There is going to ________ a sports meeting next week．

be

is

have

are

They played basketball after they ________ the work．

have finished

finished

has finished

finishes

The book was so interesting that he read it for three hours ________ he realized it．

when

until

after

before

You’d better do it ________ your mother did．

when

as

like

because

Hainan is a very large island．It’s the second ________ island in China．

large

larger

largest

more large