写出下列单词的ing形式。
1.drink__________ 2.eat__________ 3.fly_________ 4.run__________
5.climb________6.walk__________ 7.jump_________ 8.dance_________
9.make__________ 10.swim__________11.write__________ 12.sleep__________
【答案】1.drinking 2.eating 3.flying 4.running 5.climbing 6.walking
7.jumping 8.dancing 9.making 10.swimming 11.writing 12.sleeping
【解析】此题中以e结尾的动词须去e加ing。
run、swim须双写最后一个字母再加ing。