Families of the victims of the Covid-19 (新冠肺炎) epidemic ______ an investigation into the source of the disease. They stated that it’s imperative to find out where it began.
A: called off
B: called fo
C: called in
D: called up
A: called off
B: called fo
C: called in
D: called up
举一反三
- Because the chairman of the board was absent, the meeting had to be ______. A: called out B: called on C: called off D: called up
- The meeting had to be ____ because of the absence of chairman of the board. A: called out B: called off C: called on D: called up
- To make our country stronger and richer, the young are ______ to work where they are most needed. A: called on B: called for C: called up D: called off
- Who ______ the workers to take up the struggle A: called for B: called on C: called in D: called off
- The plan had been ________, which made him very angry. A: called off B: called up C: called in D: called on