Without my watchfulness our boat（）away to the open se
A: could have drifted
B: must drift
C: would be drifting
D: would have drifted
A: could have drifted
B: must drift
C: would be drifting
D: would have drifted
举一反三
- The boat wouldn’t have drifted away, if we _____ (tie) it up.（1.0分）
- My English-Chinese dictionary has disappeared. Who _______ have taken it? A: should B: must C: could D: would
- He must have had an accident, or he ______ here then. A: should be B: B. would be C: could have been D: D. would have been
- If he had worked harder, he ______ the exams. A: must have passed B: would have passed C: would pass D: could pass
- Without the Internet, the telecommunications industry _______ so fast in the last few decades. A: would not develop B: could not develop C: will not have developed D: would not have developed