The English Speech Competition the best in her． As a result， she is more active now． （ ）
A．checked outB．tried out
C．left outD．brought out
David plays football but he doesn't play piano （ ）
| A． |
\，the |
B． |
the，\ |
C． |
a，the |
Mr Green is writing the blackboard．（ ）
| A． |
in |
B． |
on |
C． |
at |
I a middle school student （ ）
| A． |
am |
B． |
is |
C． |
are |
﹣﹣﹣The weather report says we will expect a sunny day tomorrow．
﹣﹣﹣____． I am going to go climbing with my classmates．（ ）
A．Bad luckB．I hope so
C．Sounds terribleD．I'm afraid so
Not all children ____ watch this video will become a scientist， but some may become interested in science．（ ）
A．whomB．whichC．whoD．whose