Some deserts were once ______.
A: very good lands
B: covered by ice
C: very cold
D: dry and useless
A: very good lands
B: covered by ice
C: very cold
D: dry and useless
举一反三
- The Vikings were very good at ( ).
- Nights in deserts are cold because A: winds originate at the North and South poles B: the relative humidity is very high C: there is a poor insulating effect from the desert and the dry air D: nights are cloudy E: the ocean currents prevent humidity
- 24. Antarctic __________ we know very little is covered with thick ice all the year round.
- They were very __________(excite) at the good news.
- The opposite of minor is A: very dry B: very important C: very dirty