问题
Jack felt nervous when he found the physics problems ____ to work out.
A:easy enough
B:too easy
C:too difficult
D:difficult enough
B:too easy
C:too difficult
D:difficult enough
正确答案是：
同类题型
I study really hard ________ I can make my dream come true.
Many students have to______ their hobbies because of their busy school work.
Ann goes to play football every day.— Oh? But she ______ hate it.
Mr. Su _____ in Zhuyuan Middle School since 1998. He regards it his second home.
What _______ if you don’t finish your work on time?–Mrs Brown will be very angry.