All her time _______ experiments, she has no time for films.
| A．devoted to do | B．devoted to doing | C．devoting to doing | D．is devoted to doing |
The lab is equipped _____ a lot of modern equipment for medical experiments.
| A．by | B．from | C．with | D．to |
It is because she loves her students _____ she is respected by them.
| A．who | B．which | C．what | D．that |
The sun was shining brightly, _____ everything there _____ more beautiful.
| A．making; look | B．to make; looked |
| C．and made; looking | D．and making; be looked |
It is considered unwise to give a child _______ he or she wants.
| A．however | B．whatever | C．whichever | D．whenever |
He didn’t explain _______ why he was late, which made us unhappy.
| A．of us | B．us | C．for us | D．to us |