Once your business because international, _____constantly will be part of your life.
| A.your fly | B.your flight | C.fight | D.flying |
We live in an age____more information is available with greater ease than ever before.
| A.why |
| B.when |
| C.to whom |
| D.on which |
The workers ______ the glasses and marked on each box "This Side Up".
| A.carried |
| B.delivered |
| C.pressed |
| D.packed |
The weather turned out to be fine yesterday. I the trouble to carry my umbrella with me.
| A.should have taken |
| B.could have taken |
| C.needn’t have taken |
| D.mustn’t have taken |
Some aspects of a pilot’s job ___ be boring, and pilots often ___work at inconvenient hours.
| A.can; have to |
| B.may; can |
| C.have to; may |
| D.ought to; must |
--- Must he come to sign this paper himself?
--- Yes, he.
| A.need |
| B.must |
| C.may |
| D.will |