1 vary vt variety n various / varied adj vary from … to … 由…到…情况不等vary with 随…而变化vary from 不同于…Teaching methods vary greatly from school to school
Prices vary with the seasons
The meaning of life ______according to the nature of one’s life –style
A moves B changes C varies D turns C 2 effect (n ) / affect (vt)be of no effect have a positive/ good / bad / no effect on / uponin effect take effect Electronic games don’t have much effect on grown-ups but affect students a great deal
3 all but two or three kinds are harmless to humans
all but : 除了…以外 , 全都…All but John chose to work in Beijing after graduation
All but two single rooms with the sea view have been reserved
4 The tiniest amount of posion from a box jellyfish can kill in less than …kill vi ( to cause death / be fatal )Smok