Have to / Must / Should

Modal Verbs of Obligation HAVE TO, MUST & SHOULD are modal verbs which we use for obligation and recommendations. Use SHOULD to make a recommendation (i.e. when you think it is a good idea for someone to do something).  Example: You should do some grammar exercises to improve your English. 2. You should drink 6 glasses of water a day. … Read More


The difference between FOR and TO in English can be a little tricky.  After some adjectives and verbs we need to use FOR but after others we need to use TO. Read the explanation below and then try the exercise. Use FOR after the following adjectives: famous grateful sorry / thankful happy / sad (for someone) prepared / ready responsible … Read More