Group 2 should check the sand, (3) ...... group 3 has to check among the rocks.
A. so
D. and
C. although
B. but
4. He will take the bags to the garbage (4) .....
B. yard
D. place
A. dump
C. area
1. Mr. Brown and some (1) ........ are on a very dirty beach now.
D. volunteer
C. volunteering
B. volunteers
A. voluntary
2. Today they are ready to (2)..... the beach a clean and beautiful place again.
B. get
D. change
C. do
A. make
They all are (5) ..... to work hard to refresh this area.
D. bored
A. exciting
C. eager
B. interesting