88.The fifth generation computers, with artificial intelligence,__________________(正在研制) and perfected now。
89. He wears a pair of sunglasses____________________(唯恐被别人认出来)。
91.Frankly speaking, I’d rather you_________________(不采取任何措施) about it for the time being。
92.The substance does not dissolve in water______________ (不管是否加热)。 |
