Question

Read the short text and complete the gaps with the appropriate prepositions.

In a new study, hairdressers who often used light colored hair dyes or hair- waving products (1)___ clients had more potentially cancer-causing compounds (2)____ their blood than hairdressers who used the chemicals less frequently The study included hairdressers as well as women who used hair dyes on themselves and some who had never used them at all, and none of the women had actually been diagnosed with cancer The World Health Organization considers hairdressing work probably carcinogenic, since hairdressers tend to be 3)___ higher risk for cancer bladder The new results could help narrow down specifically where cancer-causing agents are coming from.


 


a.

(1) in; (2) on; (3) at


b.

(1) at; (2) in; (3) on


c.

(1) of; (2) in; (3) on


d.

(1) on; (2) in; (3) at


e.

(1) with; (2) along; (3) among

Answer 1

Resposta:

In a new study, hairdressers who often used light colored hair dyes or hair- waving products (1)ON clients had more potentially cancer-causing compounds (2)IN their blood than hairdressers who used the chemicals less frequently The study included hairdressers as well as women who used hair dyes on themselves and some who had never used them at all, and none of the women had actually been diagnosed with cancer The World Health Organization considers hairdressing work probably carcinogenic, since hairdressers tend to be 3)AT higher risk for cancer bladder The new results could help narrow down specifically where cancer-causing agents are coming from.

Explicação:

Prepositions

in - geral

on - more specific - mais específico

at - very specific - muito específico

Answer 2

Resposta:

(1) on; (2) in; (3) at

Explicação: