Innovation with Passive Voice II

In medicine, many technological solutions ... for specific problems

• have developed

• have been developed

A good example of this is giving medicine to prevent diseases, such as fly, which ... infection.

• are caused

• cause

Most medicines ... by neddle.

• are delivered

• deliver

But approximately 20% of people are afraid of needles and this ... them going to the doctor's.

• can stop

• can be stopped

According to the WHO, half of the vaccines which... in tropical areas don't work

• give

• are given

half of the vaccines don't work because they ... cold enough

• haven't kept

• haven't been kept

the nanopatch ...

• is testing

• is being tested

Mark Kendall and his team at the University of Queensland in Australia ... on the nanopatch for several years.

• have been working

• have been worked

He hopes the nanopatch .... a big difference to the number of deaths.

• will make

• will be made