a, e, i, o, u' are _____.
If a word begin with a consonant or a consonant sound, we use _____before it.
What is the percentage of water in the human body?
What is 'Great Red Spot'?
CPU is an acronym for ______.
When the Moon is in between the Earth and the Sun, we see____.
The data is stored in ____ devices.
Bricks are used to build houses because they are
What is the missing number? 4444= 4000+_____+4