—Mary knows so much about .         earth!—Yes, you know she is only .         eight-year-old girl.
#40017
A
the; a
B
an; an
C
the; an
D
an; a
推荐题目
 ________ do you take?        ----- Size M.
#40293
A
What size
B
What colour
C
How much
D
How often
The _______ news made all of us very _____.
#41216
A
excited , exciting
B
exciting , excited
C
exciting , excited
D
excited , excited
Help ________ to some beef, Lucy and Lily. It’s very delicious.
#40695
A
yourself
B
yourselves
C
herself
D
themselves
The train is going _______ the tunnel. Then it will go ______to the center of the city.
#36769
A
through; towards
B
through; straight 
C
across; towards
D
across; straight