A) should B) might C) must D) could E) can
A) should B) must C) could D) might E) can
A) sing B) work C) do D) be E) go
A) play B) go C) listen D) work E) walk
A) exercise all the days B) relax at home C) sleep all the day D) study all night E) a balanced diet
A) better B) goodest C) more good D) gooder E) the better
A) worse B) the worst C) the baddest D) the badder E) the worse
A) are going to be B) will be C) going to D) will E) be going
A) present B) present perfect C) past perfect D) past E) progressive
A) prepositions B) verbs C) adverbs D) adjectives E) nouns |