The key _____ four modernizationslies _____ the science and education

Will you please stay here for the party—Sorry, I _____. I have to go to visit my grandfather in hospital.

She does not know _____ the situation, for she is too inexperienced.

I’m more nervous right now than when I______," Jane said, as she saw the group of reporters waiting anxiously atthe exit of the gym.

It was in the street_________ I met Mary yesterday .