If we work hard with a strong will, we _____ overcome any difficulty, however great it is．

Our teachers often ______ us ______ easily no matter how difficult life is.

ys more and more people regard traveling as partof their life, and Chinese transport has been strengthened for the holidaytravel ____

Can I help you—Thanks. But I think the box is ______ heavy for you ______ carry.

It was proved that drunk­driving was________for thedeath of five people in Nanjing.