I would have gone with you，but I _______too tired．
A: was
B: had been
C: must be
D: must have been
A: was
B: had been
C: must be
D: must have been
举一反三
- I would have gone shopping with you, but I ______ so tired that I went to bed quite early. A: were B: was C: had been D: have been
- He looks tired. He ______ a sleepless night. A: must have been B: must have had C: must be D: must have
- I’ve been looking for you all over the place, where________? A: had you been B: had you gone C: have you been D: have you gone
- Had it rained last night, the road _____ wet now. A: would be B: must be C: would have been D: must have been
- I would have come sooner if I had known you there. A: be B: were C: had been D: would have been