It is reported that the scientists in our county are______all possible ways to control H1N1 flu.
|
A.operating |
B.designing |
C.replacing |
D.exploring |
Practice makes perfect. ______Mr Black passed the driving test easily.
|
A.As a result |
B.In a way |
C.What’s more |
D.What’s worse |
All the students______ laughter when David walked into the classroom like Donald Duck.
|
A.broke up |
B.broke out |
C.burst out |
D.burst into |