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-What's that bird called in English? -Which one? There are two. Do you mean the one with _______ neck?

A. long B. longer C. a longer D. a longest

-Why are you so excited? -Peter invited me _______ on a trip to Yunnan.

A. to go B. go C. going D. went

-What do sparrows look like? - _______.

A. They are really cute animals B. They like eating insects

C. They are fine D. They are small

The woman keeps _______ the house because she wants to keep it _______.

A. cleaning; clean B. to clean; clean

C. clean; cleaning D. cleaning; cleaning

The worker asked the _______ not _______ down their names in this form.

A. writer; to write B. writers; writing C. writers; to write D. writer; write

I think important for us to help people learn more about protecting animals.

A. that B. that's C. its D. it

Sixty per cent of the cranes live in _______ parts of the world.

A. the other B. other C. others D. the others

The girl is very smart. The problem is _______ for her to work out.

A. easy enough B. enough easy C. easily enough D. enough easily

There will be _______ food for wildlife in the wetlands because of fishing.

A.fewer and fewer B. less and less

C. fewer and less D. less and fewer

Julia is fat, so her father always makes her _______ a walk after supper.

A. taking B. take C. to take D. took