english-grammar.at Fill in the blanks using MUST, CAN’T, MAY, MIGHT, COULD, SHOULD, SHOULDN’T and the PAST FORMS of them ! 1. Sally looks worried . She MUST HAVE / MUST HAVE HAD a problem with something (HAVE).2. Bob CAN’T E / AN’T HAVE EEN at school because I haven’t seen him all day (BE).3.
https://url.theworksheets.com/44rh598 Downloads
Preview and Download !