It is no use _____ over spilt milk.

• A. to cry
• B. cry
• C. crying (Answer)
• D. cried

'It is no use' is followed by a gerund (verb+ing).

The boy _____ father is a doctor studies in my class.

• A. who
• B. whom
• C. whose (Answer)
• D. which

'Whose' is used to show possession in a relative clause.

She did not go to school _____ she was ill.

• A. despite
• B. because (Answer)
• C. although
• D. however

'Because' introduces a reason. 'Although' introduces a contrast. The sentence shows a reason for not going.

The rich _____ not always happy.

• A. is
• B. was
• C. are (Answer)
• D. has

'The rich', 'the poor', 'the elderly' are plural nouns referring to groups of people.

He has _____ friends than I expected.

• A. less
• B. fewer (Answer)
• C. little
• D. much

'Fewer' is used with countable nouns. 'Less' is for uncountable nouns.

He is proud _____ his achievements.

• A. for
• B. at
• C. of (Answer)
• D. about

'Proud of' is the correct collocation.

The question paper was so difficult that _____ students could answer it.

• A. a few
• B. few (Answer)
• C. little
• D. a little

'Few' (without 'a') means hardly any — a negative idea. 'A few' means some.

He _____ to the market before I arrived.

• A. goes
• B. went
• C. has gone
• D. had gone (Answer)

Past perfect is used for an action that happened before another past action.

He is _____ European.

• A. a (Answer)
• B. an
• C. the
• D. no article

'European' starts with a consonant sound /j/, so 'a' is used, not 'an'.

She _____ the violin since she was six.

• A. plays
• B. played
• C. has been playing (Answer)
• D. had played

Present perfect continuous shows an action that started in the past and continues now.