Complete the second sentence so that it has a similar meaning to the first. use which. 1. because you can`t talk to babies, it makes it difficult to do research about their minds. you can`t talk to babies, which makes it difficult to do research about their minds. 2. some men and boys can be very aggressive, but this isn`t true of so many girls and women. some girls and women. 3. the research is controversial because it is about male and female brains. the research is about makes it controversial. 4. the fact that girls often notice people`s problems means female brains may be built more for empathy. girls often built for empathy. 5. maths requires a lot of systems-thinking and that`s why a lot of men choose it. maths men choose it. 6. the author says that both genders have strengths and weaknesses and that makes a lot of sense. the author a lot of sense.
3. The research is about male and female brains which makes it controversial.
4. Girls often notice people`s problems which means that their brain may be built for empathy.
5. Maths requires a lot of systems-thinking which is the reason why men choose it.
6. The author says that both genders have strengths and weaknesses which makes a lot of sense.