— Come and join us, Ben!— I'm afraid I can't. I'm too busy now. If I ________ time, I would certainly go.
A:had
B:will have
C:have had
D:have
一架飞机从赤道上的甲点出发,依次向南、东、北、西各飞行1000千米,在乙点降落,下列说法正确的是( )
来到瀑布脚下,望着美丽的瀑布,我不禁想起____的诗句。
如果△ABC中,∠A+∠B=∠C﹣10°,则△ABC是 ____三角形.