---Mr Wang, I have trouble ________ the text.
---I’m sure you can, but remember ________ it at least three times.
A. to understand; reading
B. understanding; reading
C. to understand; to read
D. understanding; to read
---Look at those shoes, Mike!
---Wow! They look very cool, but I wonder ________.
A. how much are they
B. how much do they cost
C. if my parents will buy them for me
D. that my parents will buy them for me
The scientist’s last words _________us that we should protect the environment around us.
A. recommended B. remembered C. replied D. reminded
If the question ______ incorrectly, _______ question will be given to you
A. is answered, other B. answers, other
C. is answered, another D. answers, another
__________news! Our family will go to Guilin for a ________visit.
A.What an excited ; six days’ B. What excited ; six days’
C. What an exciting ; six-day D. What exciting ; six-day
John, you play with the knife, or you hurt yourself.
A. won’t; can’t B. mustn’t; may
C. shouldn’t; must D. can’t; shouldn’t
