He is famous _____the field of biology, but he is more known _____an environmentalist..
A．for, for B．in, for C．in, as D．in, as
The basketball coach, as well as his team, ___interviewed shortly after the match for their outstanding performance.
A．were B．was C．is D．are
Tom was thinking about how to explain to the teacher why he was late for class, when a good idea _______him.
A．happened B．brought C．occurred D．struck
A recent study shows that health problems are closely_______bad eating habits and a lack of physical exercise.
A．connected with B．related with C．connected to D．joined to
The couple decided to adopt the child whose parents ________in an accident.
A．had been killed B．are killed C．had killed D．killed
Sam _______some knowledge of the computer just by watching others working on it.
A．brought up B．looked up C．picked up D．set up
