through; over; across; into
1)The PLA man jumped ___ the water to save the boy.
2)The highway goes under the river ___ the tunnel.
3)There is a bridge ___ the river.
4)The ship sailed ___ the Atlantic.
5)The students walked ___ the gate with Mr Liu.
析: ①into。意为“进入;到……里”,含动作方向为由外向里之意。
⑤through。意为“通过;穿过”,侧重于指从物体的中间穿过。
③over。此处意为“(位置)横跨;在……上面”,表示动作时为“越过……”之意。
④across。意为“横过;穿过”,一般指从房间、原野、海洋等一端横越到另一端或两个动作方向成十字交叉状。