Some pre-school children go to a day-care center, __________ they learn simple games and songs.
-- He said you’d be giving them a lift. -- ________. There are already five people.
-- Who is dancing to music in the next room? -- ________ the children.
Check your paper carefully to see ________ you have made any mistakes.
It rained a lot during their journey, so they ________ have had a good time.
People ________ with anyone who is always talking about how wonderful he is.