Some aspects(方面) of a teacher’s job ______ be tiring, and teachers often ______ work at inconvenient hours.
| A．can; must | B．may; can | C．can; have to | D．have to; must |
---Mary was being badly treated when John happened to pass by and helped her out
---I think it was not a pure______but had been well planned.
| A．coincidence | B．occurrence | C．arrangement | D．incident |
The young couple decided to_____two homeless boys though they had three of their own.
| A．adapt | B．bring | C．receive | D．adopt |
---John always thinks of others instead of himself
---So he does. It is_____of him to want to help others
| A．aggressive | B．evident | C．typical | D．conventional |
Students should by all means______ their studies though there are a lot of entertainments inviting them.
| A．devote to | B．fix on | C．concentrate on | D．pay their attention |
This film tells_______ life story of John Dover, who left_______ college and got a job as _______reporter in a newspaper office r.
| A．the ;the; a | B．a ;the; the | C．the ;不填; a | D．a ;不填; a |