ticks

1.All the correct answers had ticks beside them.

所有正确案旁边都有勾号（√）。

2.ticks can carry a nasty disease which affects humans.

蜱能传播一种感染人类可恶疾病。

3.Lyme disease is a disease caused by Borrelia burgdorferi, a spirochaete, and spread by ticks of the genus Ixodes.

莱姆病是一种由伯氏疏螺旋体引起疾病，由硬蜱属蜱类传播。

4.Several distinct rickettsiae (a parasite carried by ticks, fleas, and lice) cause a disease known as typhus in humans.All cause disease with similarities of fever, headache, and rash.

由几种不同发疹伤寒病原体（可由壁虱，跳蚤，虱子等寄生虫传播）引起疾病被人们称为斑疹伤寒。

5.He had quilts and ticks, and also had a old sheep skin fur-lined jacket, by the equalitarian rule, it was his turn to sleep at the door.

他被子褥子齐全，还有一件老羊皮袄，主义原则，他也应该睡在门口。