Takingonthischallengewillbring-优题课

Taking on this challenge will bring you ______ someone who shares your interests．（　　）

A．	in exchange for	B．	in answer to
C．	in contact with	D．	in memory of

科目英语题型选择题难度中等

In today's information age, the loss of data _________ cause serious problems for a company.

need

should

can

must

Without his support, we wouldn't be _________ we are now.

how

when

where

why

Ordinary soap, _________ correctly, can deal with bacteria effectively.

used

to use

using

use

A rescue worker risked his life saving two tourists who _________ in the mountains for two days.

are trapping

have been trapped

were trapping

had been trapped

In any unsafe situation, simply _________ the button and a highly-trained agent will get you the help you need.

press

to press

pressing

pressed