1 . A dance called Subject Three was ________ attractive that ________ many people learned it and posted their short videos on the Internet.

A．so; so

B．such; so

C．such; such

D．so; such

2 . — ________ exciting the party was!
—Yes. It was ________ exciting that I would never forget it.

A．What an; such

B．How; such an

C．What; so

D．How; so

3 . 她对自己要求非常严格， 以至于她取得了很大的进步。
______________________________________________

4 . 他如此用功，以至于取得了很大的进步。
____________________________________

5 . The motorbike is _________ old that it can’t be used any more _________ some of its parts are changed.

A．so; if

B．such; if

C．so; unless

D．such; unless

6 . —The computer desk in the store is ________ expensive ________ I can’t afford it.
—Why not buy a second-hand one on the Internet?

A．too; to

B．so; that

C．such; that

7 . In the season of harvest, there are ________ many big and red apples on the trees ________ the farmer can’t help smiling happily.

A．enough; that

B．such; that

C．too; to

D．so; that

8 . 这个问题太难了，没有学生能回答。
This question is _______ difficult _______ _______ of the students can answer it.

9 . —Mary, what are you doing?
—I’m reading a book. It’s ________ interesting ________ I read it three times.

A．such, that

B．so, that

C．really, that