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All I want to know ________ how long it will take to finish the task.
A. are
B.is
C.was
D.were
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A. are
B.is
C.was
D.were
A.above all
B.after all
C.for all
D.in all
A.Being
B.He had been
C.Was he
D.Had he been
B.the Duchess stopped smiling at her husbands order
C.the Duchess died of laughing too much
D.the Duchess did not want to smile as much as her husband requested
B.is it that all people know
C.it is that do all people know
D.is it true that all people know
A.blankets
B.blind
C.black
D.blanks
A.No, I don't want to do anything
B.I want to watch TV for a change
C.How about having a picnic
A.I really can‘t. You‘ll not mind, I think
B.Let‘s put it off till later
C.Thanks, but I have to work that evening
D.No, I don‘t want to