近义词含义比较;

44. There were some _A_ flowers on the table.

A artificial B unnatural C false D unreal

unreal adj. 不真实的(不是真实世界所拥有的，虚幻的); Ends justify means 不择手段;

false adj. 具有欺骗性的，假的，伪造的; false coin/passport/hair，a false tooth/false teeth

unnatural adj. 不自然的，经常用来修饰人的行为举止，表示做作的，矫揉造作的。

artificial adj. 人造人为的 artificial leg 假肢artificial leather 人造皮 genuine leather 真皮

54. When people become unemployed， it is _C_ which is often worse than lack of wages.

A laziness B poverty C idleness D inability

laziness n. 懒惰; poverty n. 贫穷; poor adj. 贫穷的;

idleness n. 无事可做(中性，有时也有贬义含义); inability n. 没有能力，没有办法。

69. A lot of ants are always invading my kitchen. They are a thorough _A_.

A nuisance B trouble C worry D anxiety

invade 进攻，侵略; nuisance n. (具体的)令人讨厌的东西; trouble n. 烦恼，麻烦，问题;

worry n. 担心，发愁; anxiety n. 焦虑。 What a nuisance. 真是烦。