A national flag is a flag that represents and symbolizes a given nation. It is flown by the government of that nation, but can also be flown by its citizens.
His rudeness surprised me.
I was surprised AT his behaviour
We are used to (eat) rice three times a day.
We are used to eating rice three times a day.
This is not time to play.
This is not the time to play
The porter was very fortunate.
Tell me the truth.
Although it may be difficult to hear, I implore you to tell me the truth.
Salt of the earth.
a very good and honest person
Recently the use of mobile phones (increase).
Recently, the use of mobile phones has increased.
The tree has been uprooted.
The tree has been uprooted.
= They have uprooted the tree
By fits and starts
My slimming attempts tend to go in fits and starts.
fits and starts - থেমে থেমে
He drove --- the cattle.
He drove among the cattle.