Now, turn off the TV at once and do your homework.

　　現(xiàn)在立刻關(guān)掉電視去做作業(yè)。

　　The jet began to turn off the main runway.

　　那架噴氣式飛機(jī)開始拐出主跑道。

　　Objects like this turn up at sales with surprising frequency.

　　這樣的東西在拍賣會上出人意料地頻繁出現(xiàn)。

　　We are working on the assumption that everyone invited will turn up.

　　我們假定了每一個人都會應(yīng)邀出席并正就此作出安排。

　　The weather got so bad that we had to turn back.

　　天氣變得非常惡劣，我們不得不循原路折回。

　　His group was forced to turn back and take an alternate route.

　　他的小組被迫返回并選擇了另一條路線。