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问题 单项选择题

The regulations require that inspected vessels on an international voyage，other than small passenger vessels，must carry which of the following distress signals on or near the navigating bridge?（）

A.12 hand red flares

B.12 rocket parachute flares

C.12 hand combination flares and orange smoke signals

D.6 hand red flares，and 6 hand orange smoke signals

答案

参考答案：B

选择题
把抛物线y=-2x2向上平移1个单位，得到的抛物线是（   ）
A.y=-2（x+1）2
B.y=-2（x-1）2
C.y=-2x2+1
D.y=-2x2-1
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连词成句

给单词排队，变成一句完整的话。

1. do, feel, How, you (?)

______________________________________

2. you, okay, Are (?)

______________________________________
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