--Why are your eyes so red? You _______ have slept well last night.
207. After a few days’ hard work, the workers have broken the neck of the project. The underlined part probably means _____.
206. My cousin is a sailor. He's doing very well in the _______.
205. There are 56 ___________ in China all together and they get on well with each other in our socialist big family.
204. The railways in China belong to ______, whereas the ones in Japan, to the private..
203. Hawks eat more field _____ than _____ . We should take good care of them and not kill them