Do you think necessary to do a bird count ?Yes , we must count them at least once a year

I don’t usually like staying at ______ hotels, but last summer we spent a few days at ______ very nice hotel by the sea.

Where are Maria and Kangkang?—They _____ England.

Why did Miss Wang look so worried when we saw her?—Because she wondered .

The panda is a kind of animal _____ can be found only in China.