form the moon, our earth with water .seventy percent of its surface, appears as a blue ball.
| A．seen, covered | B．seeing, covering |
| C．seen, covering | D．seeing, covered |
Holmes walked swiftly into the garden , ______________ by Doctor Watson.
| A．following | B．followed | C．was followed | D．to be followed |
The _________ on his face was kind of strange, when I told him the news.
| A．appearance | B．looking | C．expression | D．description |
The young mother walked off, leaving the little boy ___________ in the room.
| A．cry | B．crying | C．cried | D．to cry |
I rushed home in a hurry only _________ that nobody was in.
| A．to find | B．finding | C．found | D．having found |
Generally speaking, _______ graduate from ________ famous university is more likely to find a job.
| A．a ; a | B．/ ; the | C．the ; a | D．the ; the |