—You know I dropped medicine and physics.
—You made a right decision.
A.took up B.took in
C.took apart D.took off
I’d prefer to my judgement until I know all the facts.
A.reserve B.observe C.preserve D.deserve
The drill in Antarctica dragged on slowly because of lack of money, equipment breakdowns, environmental _____ and severe cold.
A.concerns
B.assumption
C.occupations
D.ignorance
Can you show me a case this phrase is often misused by Chinese students, Mr. Brown?
A.when B.that C.where D.what
—What on earth makes you apply for the position as a guide?
—This is the job that I .
A.looked for B.had looked for
C.will look for D.have been looking for
The students entered the classroom，smiling and________，and ______ down to have their lessons.
A.talked；sat B.talking；sitting
C.talking；sat D.talked；sitting
