Acanthocephalans are commonly called ( ). A: roundworms B: blood worms C: flatworms D: probosis worms E: spiny-headed worms

The nematodes are commonly known as( ). A: flatworms B: segmented worms C: roundworms D: beard worms E: tongue worms

The red worms have been fed with various types of _______________ waste.

Today’s personal computers are vulnerable to worms and viruses, and hence someone with ________ intent could seize control of them.

Q19. Select a primary producer from the list A: Sharks B: Urchins C: Seagrass D: Worms E: Birds

The author tells you that one of the best bait to use for fishing is ______. A: worms B: insects C: peanut butter D: smaller fish

Which among the following is a way to shut down an ISP or website? A: Denial of service attack B: Viruses C: Trojan horses D: Worms

To<br/>the above case, how to prevent the infection () A: keeping<br/>personal hygiene B: to prevent reinfection C: removing<br/>the worms by taking some medicine D: A,B,C

下述用词或表述哪个正式程度较高，更适合书面语： A: * eliminate: v. 排除；清除；消除; So far there is no effective way to eliminate it, but a new study suggests an answer may lie in the stomachs of some hungry worms. 到目前为止还没有有效的方法来去除它，但是一项新的研究表明答案可能在一些饥饿的蠕虫的胃里。 B: * get rid of: v.摆脱; 除掉; 除去; So far there is no effective way to get rid of it, but a new study suggests an answer may lie in the stomachs of some hungry worms. 到目前为止还没有有效的方法来去除它，但是一项新的研究表明答案可能在一些饥饿的蠕虫的胃里。

Which<br/>of the following can be the perfect conditions for multiplying<br/>bugs? () A: Mosquitoes and black flies are at their worst in June and early July. B: The weather warms up and the island dries out. C: Worms are apt to habitate with humidity. D: Horse flies and deer flies replace them.