写出这些动词的过去式答:1. are were 2. is was 3. hear heard 4. hold, held 5. show showed 6. stare stared 7. know, knew 8. move , moved 9. say, said 10. steal ,stole 11. start, started 12. notice, noticed 13. run, ran 14. follow, followed 15. open, opened 16. hurry, hurried...
常见不规则动词的过去式答:14.动词的过去式与动词原形一样。如:let—let,must—must,put—put,read—read〔red〕15.不符合上述规律的动词过去式。如:am,is—was,are—were,build—built,do—did,eat—ate,fall—fell,feel—felt,find—found,fly—flew,go—went,have/has—had,hold—held,leave—left,make—made,may—might,run—...