Question

【题目】— Where are Jim and Tom? Their mother is looking for them.
— They _____ over there.
A.run
B.runs
C.are running
D.running

Answer 1

【答案】C
【解析】句意：——Jim和Tom在哪儿？他们的妈妈在找他们。——他们在那边跑步。根据上句可知本句应为现在进行时，因run为重读闭音节动词，应双写最后一个字母再加ing，故选C。