问题
单项选择题
注射制品表面银纹通常是由于（）
A、挥发性气体分布在制品表面而形成
B、模具表面的划痕而形成
C、注射压力不稳定而形成
D、注射速率不稳定而形成
答案
参考答案：A
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注射制品表面银纹通常是由于（）
A、挥发性气体分布在制品表面而形成
B、模具表面的划痕而形成
C、注射压力不稳定而形成
D、注射速率不稳定而形成
参考答案：A
| 阅读理解。 | ||||
| The following is some information about the programs of two channels(频道). Here you can watch any program you like. | ||||
| ||||
| 1. Children would like to watch _________ on _________TV at 6:30 pm. | ||||
| A. Talk Show, Sunshine B. Talk Show, Life C. Hello Kitty, Sunshine D. Hello Kitty, Life | ||||
| 2. To improve your English, you could watch _________at _________ every day. | ||||
A. English Around the World, 18:00  B. Today’s News, 18:30 C. News in English, 19:30 D. Roman Holiday, 22:30 | ||||
| 3. Tom would watch _________at 20:10 on Life TV. | ||||
| A. Romance of the Three Kingdoms B. Lucky Winner C. Programs Next Week D. Sports News | ||||
| 4. John likes to watch news on TV. But he has to go to sleep before 23:00. How many news programs would he watch on Life TV? | ||||
| A. One. B. Two. C. Three. D. Four. | ||||
| 5. From this article, we can know_________. | ||||
| A. China Music TV is a program for old people. B. there are three programs before 19:00 on Life TV. C. there would be a movie at 23:00 on Life TV D. there are ten different programs on Sunshine TV. |