That is one of those books that _____ worth reading.[ ]

Miss Li is ______ favorite teacher .She likes _______.

How do you find Mr Li’s lecture? — Good indeed. It_______ many problems we have come across in our study.

You should speak English as ____ aspossible. It’s the best way of learning a foreign language.

Only when the European countries’ financialsystem broke down_____ to take measures to deal with those problems