Scientists conclude that female cats tend to favor their right paws when _______ complex tasks.
| A．knocking about | B．bringing in | C．holding up | D．taking on |
Nothing is so easy as ________ parents to raise their expectations of their children too high.
| A．of | B．to | C．by | D．for |
Not until he retired from teaching three years ago having a holiday abroad.
| A．he had considered | B．had he considered |
| C．he considered | D．did he consider |
Don't handle the vase as if it ________made of steel.
| A．is | B．were | C．has been | D．had been |
One of our rules is that every student wear school uniform while at school.
| A．might | B．could | C．shall | D．will |
The new movie____________ to be one of the biggest money-makers of all time．
| A．promises | B．agrees | C．pretends | D．intends |