The students are _______ to know that elephants can walk quietly on tiptoe.
#35995
A
surprising
B
surprised
C
frightening
D
frightened
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I have _______homework to do at school, and I have ______rules at home. 
#39056
A
too much; too many
B
too much; too much
C
too many; too much
D
too many; too many
Could you please ___ your room after school? 
#42166
A
to clean
B
cleaning
C
clean
D
cleans