All flights _____ due to the thunder storm, they had to go there by high-speed train.
A.cancelled B.to cancel C.being cancelled D.having cancelled
While the content of tobacco advertising may not be _____ targeted at teenagers, the attractive images in the ads are impressive to them.
A.explicitly B.extremely C.elegantly D.ethnically
I _____ a classic novel when, right in the middle of an interesting chapter, my mobile phone rang.
A.read B.was reading C.had read D.would read
There's a funny plot twist in every person's life story, _____ that happens to them when they think they're the last person it can happen to.
A.everything B.nothing C.anything D.something
Most students are making great efforts to study on line _____ their eyes suffer a lot after long hours' focus on the computer or phone.
A.in case B.even if C.now that D.so that
Figuring out in advance _____ we’re going to cope with major problems during the virus outbreak helps us work efficiently.
A.why B.when C.how D.whether
