The boy isn’t old enough ________ with the difficult problem by himself.

The boy isn’t old enough ________ with the difficult problem by himself.

#50365

deal

deals

dealing

to deal

推荐题目

Tom is a hard-working boy, he always keeps       English.

#50279

practice speaking

speak

practicing speaking

practice spoken

Mary used to _____short hair.

#49101

have

had

has

I’d like a piece of paper____.

#50592

to write

to be writing

to write on

to write with

He pretended      English when his father entered.

#50034

reading

to reading

to be reading

read

Tom wants ________ you. Are you free?

#48737

to speak

tell to

to talk to

talk to

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