He built a telescope ____ he could study the skies in his free time.
through which
暂无解析
Maria: Do you think you will get a pay rise next year?
Leo: ______.
Thereisatree____agroupofLeaguemembersoftenplaychess.
He has four son,____ (他们全部都是那个偏僻山村里的高级教师)。
Doyouknowthenameofthat_____insect?
-“You finally made it,didn't you ?”
-“ Yes， ____ your help,I wouldn't have succeeded.”
