单选题 What do we learn about how well the lecturers relate to the students in the research?
A、Female students and male students prefer lecturers of their own gender.
B、Female students like male lecturers better than female ones.
C、Male students think female lecturers are much better than male ones.
D、Male students see no difference between male lecturers and female ones.
单选题 What is an additional aspect in which women suffer from gender discrimination?
A、Legal aspect.
B、Education.
C、Economic aspect.
D、Social security.
单选题 In order to leave a healthy and hopeful world to the next generation, what do we have to do?
A、Plant more crops in the countryside.
B、Work out more plant protection and regeneration methods.
C、Build more habitat regions for human beings.
D、Ensure great advancement in technology and economy.
单选题 How many students were surveyed in the lectures?
A、26.
B、116.
C、162.
D、126.
单选题 According to the passage, why are there fewer women physicists than men physicists?
A、Intelligent difference.
B、Metal difference.
C、Unconscious biases.
D、Physical difference.
单选题 What has caused the thick clouds in the photos taken by a NASA satellite?
A、Exhaust from cars in Europe.
B、Warm currents in the ocean.
C、Ship traffic in the Atlantic.
D、Particles emitted by power plants.
单选题 What does the phrase "plant blindness" refer to?
A、Plants cannot see.
B、Plants are invisible.
C、Plants are damaged rather than protected by human beings.
D、Human beings cannot recognize certain species of plants.
单选题 What does biodiversity depend mainly on, according to the passage?
A、Plants and fungi.
B、Plants and animals.
C、Plants and human beings.
D、Plants and earth.