【C4】A．orB．soC．butD．and

There has been a decline in local ______national advertising.A．thereforeB．soC．butD．and

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

【C14】A．andB．soC．butD．as

【C2】A．orB．whileC．butD．and

l. I must be off now，（)my sister is expecting me.A.orB.soC. forD. and

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