问题
单项选择题
累加器A的内容是19H，执行SWAPA指令后累加器的内容变为（）。
A.10H
B.90H
C.91H
D.0AH
答案
参考答案：C
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累加器A的内容是19H，执行SWAPA指令后累加器的内容变为（）。
A.10H
B.90H
C.91H
D.0AH
参考答案：C
The 1____ picked up the thermos and poured some hot water into the tea-cup and placed it on the small table in front of his 2____, who were a father and daughter, and put the lid on the cup with a clink. Obviously 3_____ of something, he hurried into the inner room, leaving the 4 _____ on the table. His two guests heard a box of drawers opening and a rustling(飒飒地响). They 5 _____ sitting in the living-room, the 10-year-old daughter, looking at the flowers outside the window. The father was just about to take his cup when the 6 ____ came, right there in the living room. Something was hopelessly broken. It was the thermos, which had fallen to the floor. The girl looked 7 ____ her shoulder at once, startled(吓一跳), 8_____. It was 9 _____.Neither of them had touched it, not even a little bit. The sound caused the host to rush back from the inner room. He looked at the 10_____ floor and blurted out（脱口而出）, “It doesn’t matter, it doesn’t matter!” The father started to say something. Then he muttered（嘀咕）, “ Sorry, I 11_____ it and it fell.” “It doesn’t matter,” the host said. Later, when they left the house the daughter said, “Daddy, I saw your 12 ____ in the windowpane(玻璃窗). You were sitting perfectly13____. Why did you say…?” The father 14____, “What then would you 15____ as the cause of its fall?” “It fell by itself. The floor is uneven(不平). It wasn’t steady when Mr Li put it there.” “It won’t 16_____, girl. It sounds more 17_____ when I say I knocked it down. There are things people accept less the more you 18_____them. The truer your story is, the less true it sounds.” The daughter was 19_____ in silence for a while. Then she said, “Can you 20____ it only this way?” “Only this way,” the father said.
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