China is playing a key role in controlling the virus. However, it will take long and much effort ________ it is under control.
A.until B.after C.before D.unless
All the information available has been checked, but ________ is directly relevant to this murder case.
A.nothing B.it C.no one D.none
This flu season in the U．S. began earlier than usual and started ________ in midNovember with an increase of influenza B.
A.building up B.piling up C.rising up D.picking up
Fanny asked ________ made that oddlooking little cat so popular.
A.what was it that B.wat was that
C.what it was that D.what that was
—If you don't know how to deal with the problem, why not consult with Jim?
—Good idea! ________ after all.
A.Great minds think alike B.Two heads are better than one
C.Every coin has two sides D.A bird in the hand is worth two in the bush
Our losses are incredibly small, viewed ________ what has been accomplished.
A.in the case of B.in the interest of
C.in the event of D.in the light of
