Half an hour has been made full ______ of _____ the problem.
#101674
A
using; studying
B
use; to study
C
to use; to study
D
use; studying
推荐题目
Up to now, he _______ most of the works by Mark Twain.
#102590
A
is reading
B
has read
C
will read
D
reads
A new cinema _________ here now. They hope to finish it next month.
#99783
A
will be built
B
is built
C
has been built
D
is being built
23. The writing brushes ____bamboo and animal’s hair.
#103314
A
are made of
B
is made from
C
is made of
D
are made up