He tried his best to solve the problem, _______difficult it was.
#68277
A
no matter
B
no matter how
C
whatever
D
although
推荐题目
The seaside here draws a lot of tourists every summer.Warm sunshine and soft sands make_____it is.
#71799
A
what
B
which
C
how
D
where
____ has recently been done to provide more buses for the people, a shortage of public vehicles remains a serious problem.
#72191
A
That
B
What
C
In spite of what
D
Though what
The people, ________ had been damaged by the flood, were given help by the Red Cross.
#73309
A
all whose homes
B
all of whose homes
C
all their homes
D
all of their homes