After class, Mr. Zhang’s extra instructions to the class helped _____ the assignment to his students.
A．classify B．clarify C．cater D．compensate
She prefers the sofa made of real leather although it costs more than that made of ______ leather.
A．fascinating B．permanent C．artificial D．conventional
Being able to afford _______ drink would be ______ comfort in those tough times．
A．the; the B．a; a C．a; 不填 D．不填；a
After being laid off, he was reduced to himself to plant vegetable on the farm.
A．hiring…out B．catching…on C．splitting…off D．taking…up
This job is great salary. However, it has several disadvantage, such as long working hours and inconvenient working place.
A．on behalf of B．in addition to C．thanks to D．in terms of
spacecraft Shenzhou Ⅶ took off on November 1st, 2011, at Jiuquan Satellite Launch Center in Northwest China.
A．The; the B．The; / C．A; the D．A; /
