There is _______ egg at home. Will you please get _______ for me, please

The operation of _____ the connected (连体的) twins got close to _____. [ ]

(2013·新课标全国卷Ⅱ)The watch was very good, and he ________ 20 percent down for it

Our school is very beautiful. There are eightteachers and students in it.

Scientists from different countries are tryingto_______ a good way to solve the energy problem.