OG10语法268题及GWD22语法总结二十九 28. The rise in the Commerce Department's index of leading economic indicators suggest that the economy should continue its expansion into the coming months, bu... /
2010-06-08 / 查看
7 次
OG10语法268题及GWD22语法总结二十五 24. The first decision for most tenants living in a building undergoing being converted to cooperative ownership is if to sign a no-buy pledge with the other te... /
2010-06-08 / 查看
5 次
PETS动词不定式用法详解 典范例题 1) ---- I usually go there by train. ---- Why not ___ by boat for a change? A. to try going B.trying to go C.to try and go D.try going 谜底:D. why not... /
2010-06-08 / 查看
2 次
OG10语法268题及GWD22语法总结六十三 62. Geologists believe that the warning signs for a major earthquake may include sudden fluctuations in local seismic activity, tilting and other deformations o... /
2010-06-08 / 查看
11 次