Tenses — English (Language & Literature) STD 10 — Question

Fill in the blank keeping subject-verb agreement in mind.
Some of the students _______ left the classroom for lunch.

Change the following sentence into Indirect Speech:
The officer said to the peon, "Let the visitor come into my office."

In the following pair, one sentence iscorrect, but the other sentence has a subject-verb agreement error. Mark the correct sentence.

1. Some of the questions seem too hard.
2. Some of the questions seems too hard.

Select the correct option to complete the narration of the dialogue between Abraham and his brother John.
Abraham : (humming) By the rivers of Babylon we sat and wept at the memory of Zion,.....
John : What are you singing, Abraham ?
Abraham : Dear me , don't you know its Psalm number 137?
John : If one priest found it difficult, then I'll keep asking, till you know about it!
While Abraham was singing, John asked him what he was singing. Abraham, surprised, asked John if he did not know that it was Psalm number 137. John exclaimed good-humouredly that if a priest found it difficult then____________
(a) he would kept asking till he know about it.
(b) he would keep asking till he knew about it.
(c) he would be keeping to ask until he came to know about it.
(d) None of the above

My brother __________ for Mumbai just now.

The population of the world __________ very fast now.

If you wrote to me earlier, I would have easily solved your problem.