It is hard for us to eat better, exercise more, and sleep enough, ________ we know we should.
A.since | B.even if |
C.unless | D.as if |
I______often go fishing when I lived in the countryside.
A.should | B.would | C.could | D.might |
Oh, Janne, you’ve broken another glass. You ought ____when you washed it.
A.be careful | B.to care | C.have cared | D.to have been careful |
Without electricity human life_______quite different today.
A.is | B.will be | C.would have been | D.would be |
What would have happened____, as far as the river bank?
A.if Bob has walked farther | B.if Bob should walk farther |
C.had Bob walked farther | D.if Bob walked farther |
—— Will you stay for lunch?
—— Sorry, _____. My brother is coming to see me.
A.I mustn’t | B.I can’t | C.I needn’t | D.won’t |