你可能感兴趣的试题
changing; ranging changed; ranging have changed; ranged has changed; ranged
the； a the； / a ； / / ； the
have tried tried was trying had tried
must；must had to；have to had to； must have to；must
at；on on；for for；in for；on
study am going to study have studied had studied
I'm going to see my grandma this Sunday I'm going there with Tom I have to study for a test I have no time this Sunday
to compare with to compare to comparing with compared with
I hope so I hope not Excuse me I’m afraid not
at, on on, for for, in for, on
Can; have to Must; can Can; can Might; must
make will make have made made'
at; on on; for for; in for; on
Sure, I’d love to Sorry; I have to study for a test I’m sorry I’m late A.andB.
Sorry, I can’t Yes, I can Sure, I’d love to No, I can’t
湘公网安备 43130202000226号