________he has finished cleaning the room is unknown.
A: If
B: Whether
C: When
D: While
A: If
B: Whether
C: When
D: While
B
举一反三
- Only after ________ his homework ________ to watch TV. A: he has finished; is he allowed B: has he finished; is he allowed C: he has finished; he is allowed D: has he finished; he is allowed
- Bob was sort of tired he finished the job. A: ecause B: when C: although D: while
- Bob was sort of tired ( )he finished the job. A: because B: when C: although D: while
- She _____ the room when I went to see her . A: clean B: is cleaning C: cleaned D: was cleaning
- I will do some cleaning as soon as I my homework. A: finish B: will finish C: has finished D: finished
内容
- 0
He walked across the meeting room () every one looking at him. A: with B: as C: while D: when
- 1
He wants to learn about_____the meeting has<br/>been canceled. A: whether B: if C: while D: what
- 2
Where can Mr. Brown put the tray when he has finished his meal?
- 3
中国大学MOOC: He has finished reading the story book. When ______ he ______ to read it, do you know?
- 4
He has finished reading the story book. When ______ he ______ to read it, do you know? A: did; began B: did; begin C: has; begun D: had; begun