I _____ in London for many years, but I’ve never regretted my final decision to move back to China

We _____ any Chinese class on Thursday, we ______ a PE class now.

The police suspected him of carrying drugs, so they _________ his bag, but found nothing.[ ]

There’scookingoil left in the house. Could you go to the supermarket and get

________ you have seen things like thesebefore doesn’t matter.