1) Who is pouring the drink? a) b) c) 2) Who is do an experiment? a) b) c) 3) Which are the pebbles? a) b) c) 4) Who is make a hole? a) b) c) 5) Which are the cover? a) b) c) 6) Who is do an experiment? a) b) c) 7) Who put the glass? a) b) c) 8) Who fills water? a) b) c) 9) Who is plant? a) b) c) 10) Which are the goggles? a) b) c)

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