The guerrillas are trained in special mountain camps. ________ believed to be at least ten such camps high up in the sierras.
A.It is
B.There is
C.They are
D.There are

Our former manager was understanding when difficulties arose; ________ ,our new one is inflexible and intolerant.
A.even though
B.consequently
C.seeing that
D.in contrast

Why didn’t you switch off the light before leaving the room?
A.You must have switched off the light before leaving the room.
B.You could have switched off the light before leaving the room.
C.You should have switched off the light before leaving the room.
D.You shouldn’t have switched off the light before leaving the room.

All of the following are true about Fort Jefferson EXCEPT that _________
A.it is on an island
B.it was built because of its strategic location
C.it is in the middle of the Gulf of Mexico
D.it has been compared with an island at the opening of the Mediterranean

The pronoun “it” refers to _________
A.fort
B.shape
C.moat
D.circumference

How was Fort Jefferson most likely used in 1865?
A.As a strategic defensive unit of the U.S. military
B.As a penal institution
C.As a regularly functioning naval base
D.As a destination for tourists

A.origin
B.subsequent
C.admirable
D.conductor

There are several different kinds of faults in reading which are usually more exaggerated with foreign learners.
A.overestimated
B.understated
C.overemphasized
D.undertaken

It should be the responsibility of children’s TV producers to ________ moral values in their viewers.
A.teach
B.instill
C.explain
D.put

“It’s all ________ to me.” She said as the professor was explaining the new math problem.
A.Athens
B.Greek
C.Roma
D.American