We must get back to work， we won't finish everything．（ ）
| A． |
and |
B． |
but |
C． |
so |
D． |
or |
Be quiet! A bird ________ something on the window．（ ）
A．AreB．eatsC．is eating
Xiao Fang introduced herself to the new students in English in_________ lesson．（ ）
A．the firstB．atC．one
He knew his subject________ A to Z．（ ）
A．fromB．atC．on
You can keep one of the old photos．________ of them．（ ）
A．NeitherB．BothC．Either
We________ build our country into a country of peace，a country of wealth，a country of opening up．（ ）
A．mightB．shouldC．could