某轮陀罗航向140°，陀罗差1°W，测得某物标真方位170°时该物标的舷角为（）。
A．31°
B．29°
C．031°
D．030°
参考答案：C
根据下列图片完成下列句子。
1. The telephone is the .
2. There are many the bed.
3. The man is the .
4. The boy is the .
总价格水平提高，投资支出（）。
A.增加
B.减少
C.不变
D.不能确定
The telephone is the .
There are many the bed.
The man is the .
The boy is the .