There’s ____ water on the playground, so we won’t have the P.E. class there.

The problem is _____ difficult for me _____ solve.

It’s always difficult being in a foreign country , ____ when you can’t speak the local language .

The museum was___opened this morning and some officials attended the opening ceremony(開幕式). 

Strong typhoons often hit this province        ，they form and come here between July and August every year．

It has been said that one can experience four seasons in the course of a single day in no  country        Britain．

After two years’ research, we now have a ____ better understanding of the disease.

—Why are you standing here?
—I’m waiting for Shirley. She will be back _____.

We couldn’t believe the news,for it was__________ good.

Our vacation was totally ruined. Not only was the food terrible,the weather was awful_____