news report 1&2 (CET-4 2019.12 test 2)
______ the speaker can’t come, we’ll have to cancel the meeting.
A. Since
B. Until
C. Although
D. But
You can go out ______ you promise to be back before 11 o’clock.
A. because
B. as long as
C. though
D. while
I watched him ______ he disappeared from sight in the distance.
A. unless
B. until
C. as
D. when