15. The teacher spoke____of Tom, because he is the only student who can fly the kite
in the sky.
| A．high; highly | B．highly; highly | C．high; high | D．highly; high |
Seeing the chemical ________ to the sunlight, Mr. Lee warned the workers to be careful when dealing with it.
| A．to expose | B．exposing | C．exposed | D．being exposed |
On Friday, we were packing to leave for a weekend away __ my daughter heard cries for help.
| A．after | B．while | C．since | D．when |
It took ______ people as well as ______ time to build the pyramid.
| A．a large number of; a great many | B．a great many; a large amount of |
| C．a great many of; large amounts of | D．a large amount of; a great deal of |
I’ve become good friends with several of the students in my school ______ I met in the English speech contest last year.
| A．who | B．where | C．when | D．which |
My mother opened the drawer to ______ the knives and spoons.
| A．put away | B．put up | C．put on | D．put together |