All the students______ laughter when David walked into the classroom like Donald Duck.
#75621
A
broke up
B
broke out
C
burst out
D
burst into
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She pretended _______when I came in. 
#69197
A
to read
B
read
C
to be reading
D
reading
The road to the mountains _____ by the snow for almost a month.
#81478
A
has been cut off
B
have been cut off
C
has been cut down
D
have been cut down
Mum ,watch your fish .I smell something____   
#83161
A
to burn
B
burns
C
burnt
D
burning