Her parents died when she was young so she was（）by her grandma.

单项选择题No sooner had we reached the top of the hill（）we all sat down.

A．when
B．then
C．than
D．until

单项选择题I wish I（）to the party with you, but I had to finish my papers.

A．could have gone
B．went
C．might have gone
D．have gone