The teacher asked the students to do the experiment __________ small groups.
In a room above the store, where a party______, some workers were busily setting the table.
She has set a new record, that is, the sales of her latest book______ 50 million.
---Guys, I was really worn out! I cant walk any further!--- We should have a rest. We ______ the cave a whole day.
Seeing the happy ______ of students playing basketball there, I cant help thinking of my school years.
Mrs Smith is a boss, ______company my uncle is devoted.