______ writing the article, Mrs. Curie even forgot her dinner.
| A．Absorbed in | B．Absorbing at |
| C．Being absorbed in | D．To absorb in |
_____ the students in our class have in common is _____ they are all working hard to pursue their dreams.
| A．What/ which | B．What/ that | C．That/ that | D．That/ which |
Big businesses enjoy certain _________ that smaller ones don’t have.
| A．regulation | B．privileges | C．arrangements | D．distributions |
---Hello, Golden Bay Resort,Can I help you ?
--- Do you have a room _______ for this weekend?
| A．available. | B．useful | C． possible | D．empty |
My MP4 has disappeared. Who _______ have taken it away?
| A．could. | B．should | C．must | D．might |
The government has taken some measures to solve the shortage of electricity, but it may be some time ______ the situation improves.
| A．since | B．when | C． before | D． unless |