The police ______ the evidence last time, but they did not.
A: must have found out
B: should have found out
C: must find out
D: could find out
A: must have found out
B: should have found out
C: must find out
D: could find out
B
举一反三
- The cause and effect for the time being. A: are not found out B: have not been found out C: were not found out D: has not been found out
- It was not until the eleventh century that___ A: the detective found out the truth B: did the detective find out the truth C: had the detective find out the truth D: had the detective found out the truth
- Scientists have found out how pigeons find their way home but they keep it as asecret.
- It was not until dawn ______ their way out of the forest. A: when they found B: that they found C: did they find D: that they didn't find
- The police ____________ at last. A: [A] found out the driver of the red car and arrested him B: didn't find out the driver C: didn't find the red car
内容
- 0
我们应该弄清楚展览馆是否开放。 A: We should find out if the museum is open or not. B: We should find out when the museum is open. C: We should find out whether the museum is open. D: We should find out what the museum is open.
- 1
Mr. Brown has checked out but he found that he ________ something in the room. A: must left B: must have left C: must leave D: must be leaving
- 2
They ______ because the light's on! A: must have gone out B: can't have gone out C: mustn't have gone out D: can't go out
- 3
The pen won’t write, it ______ out of ink. A: should have run B: could have run C: can have run D: must have run
- 4
Driving the halfway I _____ my car was out of gas. A: noticed B: find C: found out D: saw