السـلآم عليـكم ورحمة الله وبركآته ..




2. a scientist wanted to find out the reason
3 she made a hypothesis about insects
4 perhaps insects in the air make milk go bad
5 she designed an experiment to test her hypothesis
6 she got three glasses of milk which were the same size
7 she put the first glass of milk in the fridge
8 she put the other two glasses on a table
9 she covered one of the glasses with a cloth
10 the milk in XXXX of the glasses on the table went bad


آتمنى لكم التوفــيق ^^

كلمة شكـرآ تكفيني =) ..