They were _______ busy ______ the project _____

They were _______ busy ______ the project ______ the time.

#53903

too; to discuss; to forget

too; discussing; to forget

so; to discuss; that they forgot

so; discussing; that they forgot

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Let’s ____ dinner together.

#59734

to have

have

has

I __________a brother and Helen ______ a sister．

#61025

have，have

have，has

has，has

has，have

The workers in HuaShan Mountains have to     rubbish to keep the mountains clean.

#52269

turn up

pick up

mix up

give up

Read the book ____ some pictures _____ the cover carefully, it’s good for our study.

#54184

have, on

has, on

with, on

with , in

---How long did it _____ you to work out the difficult maths problems?---I ______ about half an hour on it .

#56033

take ; took

spend ; took

spend ; cost

take ; spent

共5907题