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【題目】– I wonder _____.
–Yes, of course.
A.why we will visit this museum
B.when we will get to the museum
C.whether the museum is worth visiting
D.what we can see in the museum

— OK.

A. small B. smaller C. bigger D. biggest

【題目】In Switzerland, things like glass and plastic _____ into different groups and then recycled
A.separate
B.separated
C.are separated
D.is separated

【題目】We must do everything we can ______ waste water from running into rivers.
A.prevent
B.prevented
C.preventing
D.to prevent

A. if B. unless C. since D. that

【題目】Watch out, Peter! _____ is a little boy playing ahead on the road.
A.It
B.This
C.That
D.There

A. neither do I B. neither will I

C. so I do D. nor I will

A. the most popular B. the more popular

C. more popular D. as popular

A. controlled B. control

C. controlling D. controls

A.turn up B.turn off C.turn on