My little brother kicked the ball to the river; I took great trouble to get it________the river.
| A．on | B．from | C．from on | D．over from |
The reason_________ he didn't come was _________ he had to take care of his sick mother.
| A．why ; that | B．why ; which |
| C．which ; why | D．that ; for |
The rescue team made every __________ to find the missing mountain climber.
| A．force | B．energy | C．effort | D．possibility |
"Please __________why you're so late," said his girlfriend.
| A．excuse | B．explain | C．apologize | D．tell |
I'm sorry. I _____________ you__________ to me.
| A．don't know; are speaking |
| B．don't know ;were speaking |
| C．didn't know; were speaking |
| D．didn't know; are speaking |
The British are not so familiar with different cultures and other ways of doing things, ___________ is often the case in other countries
| A．as | B．that | C．so | D．it |