摘要：21．People have lots of problems living in the central Australian desert, the lack of water is the most serious one. A．of which B．which C．for which D．where
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People have lots of problems living in the central Australian desert, ____ the lack of water is the most serious one.
|
A．of which |
B．which |
C．for which |
D．where |
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People have lots of problems living in the central Australian desert, ____ the lack of water is the most serious one.
A. of which B. which C. for which D. where
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People have lots of problems living in the central Australian desert, ____ the lack of water is the most serious one.
- A.of which
- B.which
- C.for which
- D.where