______ you hear from me to the contrary, expect me on Friday at about 6 pm.
A. Unless B. Until
C. While D. Although
I really don’t know _________ she gets by on such a modest salary.
A. what B. why
C. how D. that
Since many former drug abusers have psychological problems, they often need support groups _________ they can talk about their struggles and find new ways to manage in the world.
A. which B. what
C. where D. when
The event that _________ in my memory happened one morning in 1983 when I was 14 years old. It has never escaped.
A. stood out B. stands out
C. would stand out D. has stood out
—— What was wrong? Why didn’t you go to the picnic as scheduled?
—— I’m sorry. I _________ a seriously-injured old man to the hospital.
A. would deliver B. delivered
C. had delivered D. was delivering
Throughout history, China never colonized any nation. _________ this peaceful tradition, it is committed to building a community with a shared future for mankind.
A. In line with B. In regard to
C. In harmony with D. In addition to
