What animals only come from China— do.

Your silenceon recent events surprises me.— I think it’s better____too little than say too much.[ ]

Education reform，the Chinese government attaches great importance，has attracted a lot of public attention

____ his gift for learning a foreign language, Bill can communicate with people freely in the country now.

Oh, must you? Stay a bit longer ____— Thanks anyway I’ve got an early start tomorrow morning