---"When did he leave the classroom?"---"He left _______ you turned back to write on the blackboard."
A: the time
B: the moment
C: until
D: since
A: the time
B: the moment
C: until
D: since
举一反三
- ---When did he leave the classroom? --- He left ___ you turned back to write on the blackboard.
- Did you ______ the time when he left the office?
- When did he ______? He left immediately. A: live B: left C: leaves D: leave
- Scarcely ______ the house ______ it began to rain heavily. A: did he leave, than B: he left, than C: had he left, when D: he had left, when
- –When will he be back? --- Not exactly. But it won’t be long _____ he comes back. A: before B: since C: until D: that