— I don't know whether he will come this morning. If he ____, I ____you— Thank you very much.
A:comes; will tell
B:comes; tell
C:will come; will tell
D:will come; tell
注意: 1)词数 120-150; 2)可适当增加细节,以使行文连贯,内容充实。
Dear schoolmaster,
……
That's all. Thank you!
在△ABC中,若sin2A=sinB·sinC且b+c+ab+c-a=3bc,则该三角形的形状是( )