Air pollution is getting more and more serious，so we must take action________it is too late

The woman teacher together with herstudents_________going there_______.

When something_______ me, I always feel_______．

Jim, how about keeping a dog as a pet—Good idea! But I prefer to have a cat. The dog is ______ to look after.

If you don’t bring a birthdaypresent to Lucy, you may.– Thank you for reminding me. Surely I’llbuy her one this evening.