________, I could not memorize the text.
#69938
A
However hard did I try
B
However hard I tried
C
However I tried hard
D
However I had tried hard
推荐题目
In his speech, Premier Wen Jiabao points out that creativity is __it takes to keep a nation highly competitive .
#73504
A
how
B
what
C
which
D
that
We live in a society _______ there is a great deal of debate about competition.
#68497
A
which
B
where
C
when
D
that
It was in the lab ________was taken charge of by Johnson ________they did the experiment.
#68046
A
where；which
B
which；that
C
which；which
D
that；which