Small green plants are very important to dry places because ______.
A: they don't let the sun make the earth even drier
B: they don't let the wind blow the earth away
C: all of the above
A: they don't let the sun make the earth even drier
B: they don't let the wind blow the earth away
C: all of the above
举一反三
- Which of the following is NOT the reason why small green plants are very important to dry places A: They keep the earth from becoming even drier. B: They do not let wind blow the earth away. C: They add color to the dry places. D: They hold water.
- Don’t be so worried all the time, just let ____!
- Animals and plants can live on the earth because ________. A: it is the right distance from the sun B: it has plenty of water C: the sun gives them warmth and light D: all of the above
- Don’t let us put it _____ until tomorrow. A: aside B: off C: away D: to
- Don’t let this _________ again.