The White House is a beautiful building_____a lot of trees and a big garden.You can invite your friends __________ it.

rafting, ___ courage plays an important role, is a breathtaking outdoor sport.

ea of fish being able to produceelectricity strong enough to light a lamp is almost unbelievable, _____ severalkinds of fish are really able to do this.

get a better score, she has been studying hardall day.

achers do believe that all the students in our school will do well in the coming college entrance examination, _______