______ at from outer space, the Earth is just like a ball hanging in the universe.
A: Having looked
B: Looking
C: Looked
D: Having been looked
A: Having looked
B: Looking
C: Looked
D: Having been looked
举一反三
- ___ down from the top of the cliff, the boy felt giddy. A: He looked B: Having looked C: Looking D: When look
- “We can’t go out in this weather,” said Bob, ________ out of the window. A: looking B: to look C: looked D: having looked
- Your mother ______ for you everywhere. When have you been? A: has looked B: has been looking C: looked D: was looking
- He looked just ______ he had looked ten years before. (as, like)
- The patient ______ now ______ carefully. A: is; being looked after B: is; looking after C: being; looked after D: been; looking after