The workers are so _____ to the noise of the machine that they don even notice it during their wor

The locals like selling things to tourists because the tourists are so ______ .A．gullibleB

The workers are busy_____models for the exhibition.A. to makeB. makingC. being making

The second paragraph is mainly to tell us______.A．the reason why there are so many Mexican

According to the passage, some social workers think that______.A．health and safety are mor

The workers have______ a limit to how long they are prepared to talk to the management.A．p

It is already time that the unnecessary workers______to the workshops where they are neede