两道英语单选题,主要是为什么?---What do you think of this kind of TV set,
两道英语单选题,主要是为什么?
---What do you think of this kind of TV set, which ______in Shanghai?
---Well, I don't care about such things.
A. was made B. is made
---_______Betty this morning?
-----Not yet, but she is sure to be here before noon.
A. Have you seen B.Did you see?
第二道题我知道用现在完成时用以表示动作发生在过去,表示对现在的状态的影响,但这个说话人为什么说这句话用这么个时态呢?除了因为用not yet来回答,这个语境有没有说道?
商品中的made in China,made前面的be动词应为什么时态呢?