are must can't
felt should had bette
16.Anthony__________scared after he found out he was positive with COVID19
17."where is Annie?she______be here by now".
18."You________leave the school premises without asking your teacher or your adviser's permission".
19."We________study our lesson if we want to pass our test tomorrow".
20."You_________wear your face mask in public places."
felt should had bette
16.Anthony__________scared after he found out he was positive with COVID19
17."where is Annie?she______be here by now".
18."You________leave the school premises without asking your teacher or your adviser's permission".
19."We________study our lesson if we want to pass our test tomorrow".
20."You_________wear your face mask in public places."
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17.must
18.can’t
19.had better
20.should