2013年职称英语卫生类考试情态动词(四)

2012-08-03 15:14:57 字体放大:  

 

2013年职称英语卫生类考试情态动词(四),为帮助考生有效备考2013年职称英语考试,精品学习网小编整理了职称英语复习资料,希望对您学习职称英语有所帮助!

3. can 和 may

考试中主要测试can,may或could,might表示可能性的区别及对may构成的疑问句的回答。

时态   情态动词need        实义动词 need

现   You need (not) do   You (don't) need to do

时   He need (not) do    He needs (doesn't need) to do

过              You needed (didn't need) to do

时              He needed (didn't need) to do

将  You need (not) do    You will (not) need to do

时  He need (not) do    He will (not) need to do

句型  时态           动词

情态动词dare      实义动词 dare

肯定句 现在时 dare to 少用      dare/dares to do

过去时 dare to 少用      dared to do

否定句 现在时 daren't/dare not do  do/does not dare (to) do

过去时 dared not do      did not dare (to) do

疑问句 现在时 Dare he do?       Do you/Does he dear (to) do?

过去时 Dared he do?      Did he dare (to) do