Articles (Kata Depan)

Pelajaran Articles atau kata depan adalah pelajaran yang mudah.. namun, jangan menyepelekan.. karena itu bisa jadi sangat "njelimet" untuk itu,mari belajar!!
we use “at” for the time of day
At 5 o’clock
At 11.45
At midnight
At lunch time
At sunset
We use “on”for days and date
On Friday/on Fridays
On 12th march 1991
On cristmast day
On my birthday
We use “in” for longer periods (month,years,season)
In October
In the 18th century in the past
In the winter
In the middle ages etc..
We use “at” in the expression
At night
At weekend
At cristmast
At the moment
At the some time
Example :
1.I don’t like going out at night
2.Will you be here at weekend?
3.do you give each other present at cristmast?
4.Mr. bean is busy at the moment
5.Liz and I arrive at the some time

Exercise
Put inaton, or in!!!!

1.Mozart was born in Salzburg in1756
2.I haven’t seen kate for a few days . I last saw her on Tuesday
3.The price of electricity is going up in October
4.Hurry up! We’ve got to go in five minutes
5.I’ve been invited to a wedding on 14 February
6.I’m busy just now . but , I’ll be with youin a moment
7.Jenny’s brother is a engineer but, he’s out of work atthe moment
8.There’re usually a lot of parties in new years eve
9.I hope the weather will be nice at the weekend
10.OnSaturday night I went to bed 11 o’clock

Fill in the blanks with a, an or the !

The usefulness of penicillin was discovered by Alexander Fleming in 1928 . One day, he noticed that a fungus on a plate culture of bacterium staphylococcus aureuswas killing off disease – causing bactery on the plate . he realized that it could be as a tool to cure infections. The substance was known as penicillin. However , the use of the substance at the time was hampered by the inability to purify and control it. It was only until the second world war that an Australian scientist , Howard Walter Florey and Ernst Chain , managed to accomplish this and mass – producedthe antibiotic. It became a “wonder drug” and has managed to save million of lives .