The problem is         difficult for me        work out.
#51005
A
very; to
B
enough; to
C
so; that
D
too; to
推荐题目
“Would you mind me _______ here next to you?” “ ________. Because you seem to have a fever(发烧 ).”
#50251
A
to sit; Better not
B
sitting; Better not
C
to sit; Not at all
D
sitting; Not at all
Would you mind _______ the window for me? I feel a little cold.
#50142
A
opening
B
closing
C
to close
D
to open
I prefer ____________ shopping to ____________ at home.
#49532
A
to go; staying
B
going; stay
C
going; staying
D
go; to stay
Our teacher often asks us____________ questions in groups.
#49258
A
discuss
B
to discuss
C
discussing
D
discussed
—It’s necessary ____ our environment(环境).  —I agree with you. 
#50553
A
protect(保护)
B
protecting
C
to protect
D
protects