What the teacher said in class set all the _____ a lot.
| A．present students to think | B．students present thinking |
| C．present students thinking | D．students present to think |
Mothers holding jobs outside the home should have _______ schedules to make it easier to care for their children.
| A．heavy | B．smooth | C．flexible | D．complex |
We lost our way in that small village, otherwise we ________more places of interest yesterday.
| A．visited | B．had visited |
| C．would visit | D．would have visited |
Had it been possible I would have gone to the movies, but I ________________ busy.
| A．had been | B．am | C．was | D．would be |
In some developed countries, larger population is ______________ in their big cities.
| A．approved | B．gathered | C．concentrated | D．fixed |
Accurately, my granny has got no hobbies at all ______ you think watching TV as one.
| A．if | B．while | C．after | D．unless |