.I fell down and broke three of my teeth. I wonder how many times I have to come here and get my false teeth _______.　

Many parents happily pay a lot of money, only ______ the tours are not rewarding enough for their children.

–It is snowing heavily again in the north of China and the farmers suffer great loss. –______ to people in the north, we’re lucky without a cold winter.

As the night is falling, a long queue stood at the bus stop, nervously expecting _______ .

It is reported that some wild animals were found_______ in a big cave in the mountain.