A lot of searching and rescuing dogs are needed to ___the soldiers ___ searching for people buried and trapped in the ruins.
| A．assist; with |
| B．assist; in |
| C．assist; of |
| D．assist; on |
—Can I pay the bill by check?
—Sorry, sir. But it is the management rules of our hotel that payment be made in cash.
| A．shall | B．should | C．can | D．will |
With a large amount of work, the chief manager couldn’t spare time for a holiday.
| A．remained to be done | B．remained being done |
| C．remaining to be done | D．remaining to do |
______ from the space, the earth, with water _______ seventy percent of its surface, looks like a blue ball.
| A．Seen; covered | B．Seen; covering |
| C．Seeing; covering | D．Seeing; covered |
What troubled the teacher was that no one present made an answer when asked who had broken the glasses, so he didn’t know who .
| A．was blamed | B．was to be blamed |
| C．would be blamed | D．was to blame |
As we all know, it was _________ that resulted in the terrible car accident.
| A．because of her carelessness |
| B．because she was careless |
| C．her being careless |
| D．she was so careless |