Generally speaking, _________ main material for building houses has been concrete, but _________ wood and stone have also been used.
A. the; / B.
/; / 
the; the D. /; the
– I lost the game today.
– Well, _________ luck next time.
A. well B.
good 
better D.
best
I want to improve my English. Don’t __ to correct me if I make a mistake.
A. mind B.
hesitate 
desire
D. seek
– Has any of you seen the film, Amazing Tales: Three Guns?
– _________.
A. No one B. Not 
None D.
Not any
_________ the illegal mobile WAP sites worries many parents.
A. The children’s surfing B. The children surf
The children surfing D.
The children have surfed
He is so happy ____ his father has promised to buy him an MP5 player.
A. that B.
while 
which D.
because
