Some people believe that the earth can _ enough food to support at least twice its present population.A resort B submit 点我阅读全文
In order to make sure he would be able to attend the meeting, I called him up two weeks__________.A in advance B on impu 点我阅读全文
A bee that has found honey is able to __ to other bees the information they need in order to collect the honey.A transmi 点我阅读全文
Sam __ the gift of imagination from his family, but he lacked the driving power to take action.A instilled B imported C 点我阅读全文