4. Hardly ____ when it began to rain.
举一反三
- Hardly we had got to the dormitory when it began to rain.
- Hardly ______ into the village ______ it began to rain.
- Hardly had we arrived home _______ it began to rain. A: before B: than C: as soon as D: when
- We had hardly begun our walk ______ it began to rain. A: that B: when C: than D: which
- We had hardly got to the station __________it began to rain. A: until B: since C: while D: when