题目内容
It was 8 o’clock at night ________ he had an terrible traffic accident．
- A.before
- B.since
- C.until
- D.when
句意：是在晚上八点钟他出的交通事故。
培优三好生系列答案
优化作业上海科技文献出版社系列答案When my twin sons, Chad and Brad, were born, I was concerned about everything． Five years later, our little girl, Becky, 21 our family．I wanted everybody to be healthy and happy．I worked hard to see that they 22 ．
As the kids grew older, I worried about headaches, throat infections and many other 23 childhood illnesses．I didn't like it when the boys spent time "warming the bench （板凳）" during Little League football games．I worried about Becky when she 24 the ball while playing softball．Before long, the teen years were upon us．I stayed 25 late t night waiting for the boys to return home．Many times the 26 crossed my mind that I would call the police if they weren't home on time．_27_, they always arrived home safe and sound 28 I had to take such measures．
"Please don't ever call the police," one of the boys said when I 29 him after a late arrival．The day the boys moved away to college was a 30 day indeed．I worried about their being able to take care of themselves．Would they starve?
A few months after the boys left college, our 31 rang in the middle of the night． It startled （惊醒）us when we looked at the clock．It was 3 o'clock in the morning．" 32 must be wrong," I shouted to my husband, Roy, as we both jumped up．We ran to the door, opened it, and there 33 a police officer．
"You need to 34 your sons," he seriously announced．I picked up the telephone, but unfortunately, it was 35．A line outside had been accidentally （偶然） cut．Roy and I jumped into the car and 36 to the nearest telephone．My stomach ached．My husband was 37 so badly that he could hardly dial the number．
On the first 38 , Chad answered the telephone．"What's wrong?" Roy shouted into the receiver （听筒）．
"We were worried about you," Chad told him．"We've been trying to call you all night, but you didn't 39 We called the police and asked them to go and check on you．"
For the first time in their lives, the boys were worried about us．And they were the ones who 40 had to call the police．
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24．Excuse me, Madame. You still haven’t answered my question yet. Was it at 8 o’clock
you heard Mr. Croft_______at the door?
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A．when; knocking |
B．when; knock |
C．that; knocking |
D．that; knock |