You will _______ your health if you work so hard，eat a little food and sleep badly．
| A．fail | B．improve | C．help | D．endanger |
The insect ______ a powerful drug which affects mosquitoes.
| A．contains | B．includes | C．contained | D．included |
Believe it or not, there is ______ as standard English.
| A．no such a thing | B．no such thing | C．not such thing | D．no a such thing |
---Whose advice do you think I should take?
----______.
| A．You speak | B．That’s it | C．It’s up to you | D．You got it |
Is it the pigeon to______ he attached the message ______ carried the news there?
| A．whose leg; which | B．which leg; that |
| C．its leg; which | D．whose leg; that |
You are ______ to be hit by lightning ______be attacked by a shark, so don’t be frightened by sharks.
| A．more likely 30 times; than | B．30 times as likely; than |
| C．30 times as more likely; as | D．30 times as likely; as |