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The girl didn’t know who ______ for the broken vase.

A．will be blamed      B．blamed           C．was to blame       D．blames

These natural parks are very important for preserving many animals, which would ______ run the risk of becoming extinct(滅絕的)．

A．otherwise         B．other than         C．therefore         D．in another way

Bad habits, ______ formed(形成), are difficult to give up.

A．a(chǎn)nd              B．once             C．for               D．but

Some of the drivers were ______ by the police because of their good behavior in the traffic accident.

A．examined         B．questioned        C．praised           D．punished

Because they usually receive the same score in the exams, there’s often disagreement as to ______ is the better student, John or Mary.

A．whom            B．which            C．that              D．what

If you ______ talk about it with me, please wait till I finish my work at hand.

A．can              B．may              C．must             D．should

—How did you find him out?   —I ______ his name by chance on the list.

A．came down        B．came about        C．came up          D．came across

Not far from the club there was a garden, ______ owner was seated in an armchair there playing chess with some friends.

A．whose            B．his               C．its               D．which

This is the reason ______ she explained in the report for her success in the job.

A．what             B．that              C．how              D．where

Not only _______interested in football but ______beginning to show an interest in it.

A．the teacher himself is; all his students are

B．the teacher himself is; are all his students

C．is the teacher himself ; are all his students

D．is the teacher himself; all his students are