一货轮航行到M处,测得灯塔S在货轮的北偏东15°相距20里处,随后货轮按北偏西30°的方向航行,半小时后,又测得灯塔在货轮的北偏东60°处,则货轮的航行速度为
里/小时;
根据中文或者首字母提示用单词的正确形式完成句子。
1. You should drink ________ ________ (许多)water.
2. How many times do you _________ _________ (刷牙)?
3. The doctor is very busy right now. He is __________ (检查) the patient now.
4. I’m feeling t________. I cough day and night.80.
It's a good h_______ to go to bed early.
5. We sleep ________ _________(至少) 8 hours every day.
6. We should try to ________ (改善)our environment.
单击命令按钮时,下列程序的执行结果为( )。 Private Sub Command1_Click() Dim x As Integer,y As Integer x=12:y=32 Call Proc(x,y) Print x;y End Sub Public Sub Proc(n As Integer,ByVal m As Integer) n=n Mod 10 m=m Mod 10 End Sub
A. 1 5 9
B. 7 5 3
C. 3 5 7
D. 5 9 1