Students will be able to
- use the modal verbs must, can’t, and might in the present tense,
- use the modal verb must with be to say they are sure that something is true,
- use the modal verb can’t with be to say they are sure that something is false,
- use the modal verb might with be to say they are not sure about something,
- understand that in the present simple tense, be is the main verb and can be followed by an (adverb +) adjective, (article/determiner +) noun, or a preposition (e.g., You must be tired/She can’t be the teacher/The lesson might be about the solar system),
- understand that in the present continuous tense, be is an auxiliary verb that is followed by an “-ing” form (e.g., It must be raining),
- understand that when asked a closed (yes/no) question in the present simple or continuous tense, the answer can be the subject + must be/can’t be/might be followed by nothing (e.g., Is that your friend? It can’t be!/Is the internet working? It might be).