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 |
相关试题
How pleased the emperor was ___ what the cheats had said.
A．hearing |
B．heard | C．to hear | D．hear |
Although the wind has ____, the rain remains steady, so you still need a raincoat.
| A．die hard | B．die off | C．died down | D．die out |
. ---Don’t you think it necessary that he ____ to Miami but to New York?
--- I agree, but the problem is _____ he has refused to.
| A．will not be sent; that | B．not be sent; that |
| C．should not be sent; what | D．should not send; what |
. I don’t understand how you got a ticket. I always ___ you___ a careful driver.
| A．think , are | B．am thinking，are | C．thought, were | D．think, were |
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