The expansion for a/c is account. The abbreviation for alternating current is AC and association is assoc.

A monosyllabic word containing two vowel letters ends with ?k? and not ?ck?. For example, book, creak, etc..

A word which is monosyllabic and has two vowels must end with l. For example, meal, fool, etc..

The correct statement is: Please turn on light. We turn on or off light. We don?t open or shut light.

The abbreviation for centigrade is C. The abbreviation for cubic centimetres is cc which is same for carbon copy.

The correct statement is: The ground was full of people. We use word people while referring to human beings.

The abbreviation for Thursday is Thurs and 6 is Tues. The abbreviation for Sunday is Sun, Monday is Mon and Saturday is Sat.

The statement is true. The vowel u must always follow consonant q. For example: queer, quint, quotient, etc..

The correct statement is: He tore up letter in anger. To tear means to divide along a straight or irregular line. To tear up means to destroy by tearing to pieces.

The correct statement is: I met him six years ago. We use ago in counting from time of speaking to a point in past; we use before in counting from a distance to a nearer point in past.