17.2 Be able to, теория

17.3 Choose between can, could and be able to

17.4 Choose the correct form of can, could, be able to (affirmative or negative). Use a form of be able to only if a form of can or could is not possible

17.5 Choose the correct option(s) for each gap below. Use can or could if possible

17.7 Modal verb MUST & MUSTN’T

17.8 Choose the correct forms, don’t have to, mustn’t, to complete the sentences below

17.9 Choose the most appropriate forms, have to, don’t have to, must, mustn’t, to complete the following sentences

17.10 Modal verbs MAY & MIGHT

17.11 Rewrite the sentences on the right using might, might not

17.12 Click on the right option for each sentence

17.13 Choose the correct forms of to complete the sentences below

17.14 Fill in the gaps with MAY, MIGHT, MAY NOT, or MIGHT NOT, and one of the verbs in the box. Use MIGHT or MIGHT NOT where possible

17.15 Something about politeness with modals usage

17.16 Listen and read a dialogue in a restaurant, pay attention how to speak politely

17.17 Modal verbs ‘Should, ought to, had better’

17.18 Choose between ‘should’ and ‘had better’

17.19 Past tense of modal verbs

17.20 Choose a correct translation of the sentences

17.21 Fill in the gaps with correct form of modal verb

17.22 Modal verb NEED

17.23 Choose the correct or more likely verb forms to complete the sentences below

17.24 Say which optionis-correct: the first or the second; when two verb forms are equally likely, choose last option

17.25 Modal verbs WILL & WOULD

17.26 Decide what ‘will’ means in these sentences: certainty willingness , requests (commands) or auxiliary for future

17.27 Translate these sentences into English using ‘will’