The duties of a policeman are _____ than ____ .
| A．dangerouser ; a teacher | B．more dangerous ; a teacher |
| C．greater danger ; those of a teacher | D．more dangerous ; those of a teacher |
Have you seen Henry lately? My boss wants to know ______.
| A．how is he getting along | B．what is he getting along |
| C．how he is getting along | D．what he is getting along |
______ miss the game, they set out early after supper.
| A．So as not to | B．In order that | C．So that | D．In order not to |
She ______ to Africa to study the animals there, though her family asked her not to.
| A．insisted on going | B．insisted going |
| C．insisted in going | D．insisted to go |
______ the students who took part in the training is 450.
| A．A number of | B．A lot of | C．Lots of | D．The number of |
There was ______ time ______ I hated to go to school.
| A．a; that | B．不填; when | C．a; when | D．the; when |