_____ is often the case, we have worked out the production plan.
A. Which B. When C. What D. As
Occasions are quite rare ____ I have the time to spend a day with my kids.
A.who B.which C.why D.when
That dinner was the most expensive meal we .
A.would have B.have had C.had never had D.had ever had
In America, since everyone is staying at home from work and school, the streets are always flooded with walkers, Joggers and bike-riders _______fresh air.
A.seeking B.sought C.seek D.to be sought
According to an April 8 report from WTO, world trade is expected to fall _______13 to 32 percent in 2020 due to the disruption of CO VID-19.
A.to B.in C.by D.of
Many senior high school students have returned and been plunged into preparations for the national college entrance exam, ________will be postponed by one month.
A.as B.what C.which D.it
