you have been to many countries, but nowhere else such a beautiful palace.

He doesn’t know what to say, for it is the first time that he ______ with a girl

The financial crisis is attacking the USA, and it is true ___ many other countries

To Chinese students who are learning English, more attention must ______ grammar.

These two kinds of cell phones differ ________ shape, but they are similar ________ each other in some functions.