There are _____ in the sea.A．coral islands in all placesB．some coral islandsC．warm waterD．

The frogs are late in showing up in Vermont because______.A．people there don"t welcome the

There are some______universities in the United Kingdom, including the Open University.A．75

Today, there are nearly as many educational opportunities in the______industry as there ar

There are ten stories in this book,______are the most interesting ones.A．the first four of

There are ____________ countries in the U.K..

There are strict rules_____the use of chemicals in food