Why do tornadoes appear to be dark
A: They occur only at night.
B: They are funnel-shaped.
C: They pick up debris from the ground.
D: They are water-laden.
A: They occur only at night.
B: They are funnel-shaped.
C: They pick up debris from the ground.
D: They are water-laden.
举一反三
- When he saw a ticket on the ground， he stopped ________. A: to pick it up B: pick it up C: to pick up it D: pick up it
- Plants (suck) water from the ground.
- A North-American would be unlikely to pick up anything from someone else’s desk or bed to read, even if only a newspaper. （ ）
- — What can I do for you?— I’m wondering if you _______my mail while I’m away on a business trip? A: can pick up B: will pick up C: pick up D: could pick up
- When Chris was not able to pick up his son from the kindergarten, he was in great _____（痛苦）all night long. He suffered deep afflictions.