66、 Convenience foods which are already prepared for cooking are__________ in grocery stores．
A．ready
B．approachable
C．probable
D．available


67、 __________no gravity，there would be no air around the earth．
A．Were there
B．There were
C．Was there
D．There be

68、 We have to tackle many difficulties in the__________ 0f economic reforms．
A．course
B．procession
C．length
D．span


69、 Hank lives in the southern part of London，__________ is the capital of England．
A．where
B．which
C．that
D．there


70、 __________ ,he does get annoyed with her sometimes．
A．Ahhough much he likes her
B．Much although he likes her
C．As he likes her much
D．Much as he likes her


71、 We’d like t0__________ a table for five for dinner this evenin9．
A．preserve
B．reserve
C．retain
D．sustain


72、 Mv mother was so __________ in her job that she didn’t hear anybody knocking at the doqr．
A．attracted
B．absorbed
C．drawn
D．concentrated


73、 __________the fog，we should have reached our destination．
A．Because of
B．In spite of
C．In case of
D．But for


74、 Einstein’s__________of relativity explains the motion of moving objects．
A．idea
B．concept
C．theory
D．thiriking


75、 Homework in American schools is often minimal__________ the children have plenty of time to watch television．
A．such that
B．so that
C．that
D．because