1) If you mix blue and yellow, you ... green. a) gets b) get c) will get d) is getting 2) If it ... rain, plants die. a) don't b) will c) is d) doesn't 3) If you ... hard, you get good marks. a) don't work b) work c) doesn't work d) will work 4) When it is winter, it often________. a) snows b) snow c) will snow d) snowed 5) If I am tired, I _________ to sleep.  a) am going b) goes c) go d) went 6) If you put sugar in water, it______ a) dissolves b) floats c) sinks 7) If you put a stone in water, it_____ a) dissolves b) floats c) sinks 8) If you put a leaf in water, it_________ a) dissolves b) floats c) sinks 9) If you put water in the fridge, it_________ a) cools/freezes b) heats c) melts 10) If you put the ice cube in a hot drink, the ice cube________ a) melts b) freezes c) heats 11) If you put a feather in water, it_______ a) dissolves b) floats c) sinks

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