It is in Chengdu No.7 High School _______ a variety of activities are offered _______ I am able to develop my interests.

Neither Jack and Tom ___ Mary ___ at home that day

d me that he had two girl-friends,and neither of _______ knew anything about the other.

We human beings experience a great liberalization and open-mindedness, which is ______ in our daily attitude to the disabled, olds, females, especially homosexual populations

. I became more and more excited, trying towork out _______ Mom was taking us on holiday.