___ most of the earth’s surface is covered by water, fresh water is very rare and precious.
#80429
A
As
B
Once
C
If
D
Although
推荐题目
First he picked out the laces and ate them_______ they_______ spaghetti.
#34193
A
as if; are
B
as though; were
C
as though; are
D
as if; like
—Do you know about the accident which happened in the center of the city? —Yes. But it was some time we realized the truth.
#30209
A
before
B
when
C
since
D
until
_____ to go abroad, his spare time is totally spent in learning English.
#34639
A
Having intended
B
Intending
C
To intend
D
Because he intends