Mr. Brown often attends clean-up campaigns.

1.city/big/Lan's school/in/and/is/it's/the.

=>Lan's school is big and it's in the city.

2.school/are/and/we/for/seven thirty/late/it's.

=>It's seven thirty and we are late for school.

I wasn't a bit surprised to hear that Ashaha had failed the test.

=>It came as no surprise to hear that Ashaha had failed the test.