更多"Water fills the ______ in the groun"的相关试题:
[单项选择]As the countryside fills up, people are becoming more aware of the need for open space, "open space" means ______.
A. public land
B. unoccupied land
C. unplanted land
D. private land
[单项选择]Once there is a threat to our water supply water can quickly become the only that matters．
A. 只要水源受到威胁，水很快就会变成惟一重要的物质。
B. 供水一度出现危机，所以水很快就成了惟一紧缺的物质。
C. 供水一旦受到威胁，水很快就会成为惟一至关重要的问题。
D. 有一次水源曾遭受污染，水成了人们惟一不能很快解决的问题。
[单项选择]What does "it" of "since water-vapor becomes water when it cools" in Para. 3. refer to
A. Water-vapor.
B. Water.
C. Cloud.
D. Air.
[单项选择]The water-skier ______ over the water.
A. skimmed
B. floated
C. drifted
D. swam
[单项选择]Dirty water must not be ______ with drinking water.
A. joined
B. linked
C. mixed
D. combined
[单项选择]DEHYDRATE: WATER::
A. infiltrate : insecurity
B. wither : vitality
C. ossify : strength
D. desecrate : piety
E. contaminate : viability
[单项选择]Man cannot exit without water.
A. expand
B. rise
C. live
D. quit
[单项选择]How does that Racoon cross water
A. It swims.
B. It raises its nose.
C. It uses hydrojets.
D. It uses its four-wheel drived.
[单项选择]The water is not fit（）
A. to drink
B. to be drunk
C. to be drunken
D. drink
[单项选择]The drinking water is contaminated with impurities.
A. blackened
B. polluted
C. darkened
D. mixed
[单项选择]How do students find out about water pollution
A. They consult pollution experts.
B. They collect water samples.
C. They conduct species surveys.
D. They read books on pollution.
[单项选择]The lecturer explained the Water Gate scandal vigorously ______ and every student was attracted by his detailed and vivid presentation.
[单项选择]Officials say water levels along the Brahmaputra River still are at dangerous levels although _______.
