【C2】A．orB．whileC．butD．and

【C17】A．andB．whileC．butD．or

回答（64 ）题 查看材料A.orB.anDC.butD.otherwise

【C4】A．orB．soC．butD．and

They bought Grandma a gift （) she liked it very much.A、orB、soC、butD、and

【C2】A．BecauseB．WhileC．AfterD．When

64._________A. orB. andC. butD. otherwise