二)原因 1.A number of factors are accountable for this situation.
8 ^; _9 n: Z& J1 GA number of factors might contribute to (lead to ) (account for ) the phenomenon(problem). 2 B' w: ]9 y {% S1 g
2. The answer to this problem involves many factors. & [# B, [2 q! j% G, N
3. The phenomenon mainly stems from the fact that... . `# n4 D& U5 O* U2 o1 Y2 z
4. The factors that contribute to this situation include...
' |% j% Q1 U( \2 o5. The change in ...largely results from the fact that... 7 x5 j+ h. ]3 ^0 |
6. We may blame ...,but the real causes are... % m& w) Q4 [- R# v
7. Part of the explanations for it is that ...
! _+ C3 t: W! G% B% b8 e& HOne of the most common factors (causes ) is that ... % t( l( u) p* i5 U
Another contributing factor (cause ) is ...
/ P1 i, I. I7 h" }Perhaps the primary factor is that … * V& l& h2 t& v/ p9 W' |8 g
But the fundamental cause is that ... |
发表于 2012-8-14 10:35:42
