④The children picked up many sea shells at the seashore. ________

⑤He picked up his crying child.________

⑥In that way I'll be able to pick up some theoretical knowledge too.________

⑦We'll send the ambulance to pick him up.________

(2)完成句子

①They are ________________ over the radio.

他们正从收音机上听新闻。

②She ________________ the old picture on the wall.

她把墙上的旧画撕了下来。

③The bus ________________ outside the airport.

公共汽车在机场外接乘客。

④She ________________ from dozens of applicants for the job.

她从大批的求职者中被选中承担这项工作。

【答案】(1)①挑选　 ②收听　 ③看出，找出　 ④捡起　 ⑤抱起 ⑥偶然学会　 ⑦接走　

(2)①picking up the news　 ②picked off　 ③picks up passengers　 ④was picked out

重点句式

1．So as you can imagine，if your skin gets burned it can be very serious.

因此，你可以想象到，如果你的皮肤烧伤了，就可能非常严重。

本句为as引导的非限制性定语从句，as在句中作宾语，指代的是"if your skin gets burned it can be very serious"。as在引导非限制性定语从句时，可以代替整个句子或一件事，在从句中作主语、宾语或表语，意为"正如......；就像......；据......"；可位于主句之前或之后，一般用逗号与主句隔开。