A、science
B、scientist
C、worker
A、pocket
B、wheel
C、light
A、teacher
B、student
C、sk
A、ictionary
B、put
C、sent
A、ilm
B、-book
C、ind
A、roken
B、heavy
C、umbrella
A、computerroom
B、teacher
C、musicroom
A、winter
B、why
C、what
A、spring
B、summer
C、season