(和名词的复数区别哦!!!) 1、原形动词词尾+“-s” help→helps come→comes walk→walks swim→swims
2、原形动词词尾“ch,sh,o,s,x”+“-es”: teach(教)→teaches wash(洗)→washes go(去)→goes kiss(吻)→kisses fix(安装)→fixes 3、
1)原形动词词尾为“辅音字母+y”时,变 “y”2)若是“元音字母+y”,只加“-s” study(学习)→studies try→tries fly→flies
carry(搬)→carries
注意:play(玩)→plays 4、不规则变化 have→has cut→cut come→came
become→became keep→kept
为 “i”后加 “-es”
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