1) Which one can reflect the light? a) Wood b) Glass c) Mirror 2) Which one can block the light? a) Glass b) Wood c) Air 3) Our nearest star is the .......... a) Moon b) Sun c) Earth 4) The sea ................. a) reflects the light. b) blocks the light. 5) This door .......... a) blocks the light. b) reflects the light.

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