Researchers have found clear and convincing evidence ________ happiness isthe key to better health and longer lives.
#92775
A
where
B
whether
C
how
D
that
推荐题目
It remains to be seen________North Korea will remain stable under its new young leader.
#92149
A
when
B
whether
C
why
D
That
The book is rather highly priced, but so well worth ______ that it should be begged or borrowed rather than missed.
#92118
A
to read
B
to be read
C
reading
D
being read
________is no doubt that today greenhouse gases are the largest human influence on global climate.
#91866
A
It
B
There
C
This
D
That
______and I’ll get the work finished.
#92863
A
Have one more hour
B
One more hour
C
Given one more hour
D
If I have one more hour
Mum likes this old house in downtown better than the huge one in the country, but it costs almost .
#92000
A
twice as much
B
twice as many
C
twice so much
D
twice so many