从下列单词中选出最适当的词填入空格内
supersonic
adj. 超音速的;超声波的
They are, however, far more cost effective than supersonic fighter jets.
然而大雄蜂无人机比超音速战斗机更有成本效率。
tar
vt. 涂以焦油;玷污
Did the tar settle on the road?
路上的柏油干硬了吗?
switch
vt. 转换;用鞭子等抽打
Switch from one module to another.
从一个模块转换到另一个模块。
suitcase
n. [轻] 手提箱;衣箱
He jammed his clothes into a black suitcase.
他把衣服塞进了一只黑手提箱。
synchronize
vt. 使……合拍;使……同步
The film does not synchronize with sound.
该影片画面与声音不同步。
tackle
vt. 处理;抓住;固定;与…交涉
That depends on how you tackle the problem.
那取决于你如何处理这个问题。
suburb
n. 郊区;边缘
He wanted to home in the suburb.
他想在郊区安个家。
surpass
vt. 超越;胜过，优于;非…所能办到或理解
What have ye done to surpass man?
你们曾经做出什么努力来超越人呢?
1.He __________channels when he got bored with the TV show.
2.The air was cleaner to breathe in the __________than in the city.
3.When you arrive at a foreign country,the first thing you need to do is__________ your watch with the local clock at the airport.
4.She wrote her name on the side of her __________so she could recognize it easily when she piked it up at the airport.
5.Superman can run and fly at __________speeds.
6.We have to __________this difficult problem today,otherwise things will be aggravated further.
7.Kenny's grades in the difficult class__________ those of all his classmates.
8.He did not realized he had stepped in some__________and he made a mess when he walked into the room.
答案：1.switched 2.suburb 3.synchronize 4.suitcase 5.supersonic 6.tackle 7.surpassed 8.tar
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