職稱(chēng)英語(yǔ)理工類(lèi)單項(xiàng)選擇題每日一練(2019.10.09)

來(lái)源：考試資料網(wǎng)

1 A person’s wealth is often in inverse proportion to their happiness.

2 Some of the larger birds can remain stationary in the air for several minutes.（）

3 News photographers are usually a problem for rescue workers at an accident.

4 The word “sustainable” in the last paragraph is closest in meaning to_____.

5 62.(單項(xiàng)選擇題)