【单选题】A: Could you install this equipment for me B: ______
A.
Come on, don"t you see I"m busy now
B.
Unless you can help me with my computer.
C.
It"s very heavy. It"ll be OK if you can find another hand.
D.
If I were you, I would do it myself.
【单选题】The word 'considered' in paragraph 5 could be best replaced by ______
【单选题】. 1931 was the year ________ a German company began to make the first tape recorders, _______ could record and play sounds on a tape wound around a round object.
【简答题】培养基按其不同用途一般可以分为 、 和 。
【单选题】—Could you please have my car ready today? —Sure, the damage is not that serious, so it ________ be ready by 5:00 pm.
【单选题】—M r Smith, would you please speak a little more ________? —Sorry ! I thought you could follow me.