词形变化。1Whenyouseethesign“No________”inthelibrary,youcan’...
问题详情：词形变化。1Whenyouseethesign“No________”inthelibrary,youcan’tsmoke.(smoke)2Canyouexplainthedinosaurs’_____________?(disappear)3WindowXPisusedfor___________computers.(person)4Tomorrowismyun...