第三步：提出核心词汇：（来自王长喜核心词汇，吸取他人经验，呵呵）
circle? circuit? circulate? circus?
1）circle
vt.环绕，盘旋 n.圆
例句：They sat in a circle round the fire.
他们围着火坐成一圈。
2）circuit
n.电路；环行；巡行
例句：The old scientist used to run three circuits of the track every morning.
老科学家以前每天早晨沿跑道跑三圈。
3）circulate
vt.使循环 vi.循环
例句：The blood circulates round the body.
血液在体内循环。
4）circus
n.马戏；马戏团
例句："Last Christmas, the circus owner, Jimmy Gates, decided to take some presents to a
children's hospital."
"去年圣诞节,马戏团老板吉米.盖茨决定给一家儿童医院送些礼物。" |