Written in a hurry, ________. How can it be satisfactory?
A．they found many mistakes in the report
B．Sam made lots of mistakes in the report
C．there are plenty of mistakes in the report
D．the report is full of mistakes
---Will it be a long time _______ I come for the pictures?
----No. It _______ be ready by 3:00．
A．that; can B．since; will C．before; should D．until; must
Although he _______ the danger to his own health, he found it difficult to quit smoking.
A．was very aware of B．well awared of C．was well aware of D．very awared of
We should _______ whatever is true.
A．keep up B．settle down C．stick to D．team up with
He knows so much about Russia that he's universally acknowledged as a(n) _____ on Russian affairs.
A．authority B．routine C．privilege D．boundary
The first few years in the 21st century ______ the rapid rise of China as a world economic power.
A．witness B．has witnessed C．will witness D．have witnessed
