She had just been enrolled at a teachers’ college __________ the letter of admission arrived from Peking University.
A: before
B: when
C: after
D: while
A: before
B: when
C: after
D: while
举一反三
- I had been working a couple of months ______ I had a letter from Mike. A: when B: until C: that D: while
- Hardly had he arrived at the airport ______ he was told that the flight had been cancelled. A: than B: when C: before D: then
- She had finished her housework ____ she went out. A: before B: when C: after
- After a while an agreement _____. A: was arrived at B: was arrived in C: was arrived D: has been arrived
- Hardly had he arrived ______ they asked him to leave again. A: when B: while C: than D: after