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1、动词的-ing形式变化规则,单击添加标题,单击添加副标题,(1)一般情况直接加ing, 如 looklooking gogoing visitvisiting eateating readreading,单击添加标题,单击添加副标题,(2)以不发音的e结尾的,去e再加ing 如 come-coming make-making write-writing dance-dancing take-taking move-moving,单击添加标题,单击添加副标题,(3)以重读闭音节结尾,呈现“辅,元,辅”结构的动词,先双写末尾的辅音字母,再加ing 。 如 run-running stop-stop
2、ping get-getting swim-swimming begin-beginning sit-sitting shop-shopping,单击添加标题,单击添加副标题,重读闭音节 以一个或几个辅音字母(r 除外)结尾而中间只有一个元音字母的音节,称为闭音节,全称重读闭音节。 三要素: (1)一个元音字母后跟一个或几个辅音字母,必须是重读音节; 如:equipped (2)以一个辅音音素结尾; (3)元音字母发短元音。,单击添加标题,单击添加副标题,初中要学的这类词有:begin,cut, get, hit, run, set, sit, spit, stop, swim, beg, d
3、rop, fit, nod, dig, forget, regret, rid, 等。 (visit 不是以重读闭音节结尾,不用双写) travel虽然重读第一音节,词尾音节不重读,但是现在分词仍要双写末尾辅音字母,然后再加ing ,如:travel-travelling,cancel-cancelling初中阶段此类词只有这两个。,单击添加标题,单击添加副标题,(4)以辅音字母加y结尾的,直接加ing 如 study-studying carry-carrying fly-flying cry-crying,单击添加标题,单击添加副标题,(5)以ie结尾的重度开音节动词,先变ie为y,再加i
4、ng 如 die-dying tie-tying lie-lying,单击添加标题,单击添加副标题,(6)若动词以一元音加一半元音(y或w)结尾,可直接加-ing: paypaying, throwthrowing,followfollowing, drawdrawing, employemploying,单击添加标题,单击添加副标题,play_ run_ swim _ make_ go_ lie_ write_ ski_ read_ have_ sing _dance_ put_ see_ buy _ love_ live_ take_ come _ get_ do_ sit _ begin_ shop_,