There is insect on the ground. The child is very interested in it.
A．a B./ C．the D．an
People have learned a lot from
studies．
A. science B. scientific
C. scientist D. sightseeing
The computer was invented in the 20th
A. sentence B. center
C. concert D. century
The boy often got into
with the police.
A. through B. terrible
C. trouble D. Trousers
Please remember to
the cat before you leave.
A. feed B. foot
C. food D. find
John' s mother is a
A. stop B. shop
C. soup D. soap
