A.for
B.with
C.in
D.through

A.poisons
B.pours
C.puts
D.surrounds

A.refers
B.attends
C.directs
D.aims

During the earthquake, a lot of buildings collapsed, which killed thousands of people.
A.went off accidentally
B.fell down unexpectedly
C.exploded suddenly
D.erupted violently

My mom is always bad-tempered when I leave my room untidy.
A.feeling embarrassed
B.talking too much
C.very happy and satisfied
D.easily annoyed or irritated

The word “verbalization” in the fourth paragraph refers to __________ .
A.speaking
B.reading
C.using signals
D.using words

The sales of drugs is controlled by law in most of countries .
A.permitted
B.restricted
C.illegal
D.binding

Sign language is said to be very picturesque and exact and can be used internationally except for ____________ .
A.spelling
B.ideas
C.whole words
D.expressions

The word “ wink” in the second paragraph refers to ___________ .
A.close one eye briefly
B.close two eyes briefly
C.bob the head up and down
D.shake the head from side to side

How many different forms of communication are mentioned here?
A.5
B.7
C.9
D.11