We are planning to have a casual get-together this Saturday. Are you coming——_______. I’ve got rather a full day this weekend.

It is hard for him to stop __________ though he has had a lot of diseases.

You’d better find an English pen friend ___ improve your writing

You can ________ the word in the dictionary if you don’t know it.

It’s hot today, ______we want to go swimming in the river.