【单选题】Why not consider _____ your mother a scarf? [ ]
【单选题】Thank you for your beautiful scarf. That’s______ what I need in such a cold winter.
【简答题】A guest comes up to Mrs. Dale, the Duty Manager, telling her 31 (anger) about the Hall Porter’s Department. Since there are 32 guests present, the Duty Manager invites the guest to come ...
【简答题】Tidy up your scarf, and fasten your hair, please.
【判断题】部分和数列有界是正项级数收敛的充分条件。