21£®Ò»Ò»Whose advice do you think I should take?

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             A£®You get it    B£®Up to you    C£®Anyone you like   D£®You speak

      22£®Ò»Ò»Helen, will you be at the party tonight?

      Ò»Ò»Yes£¬but I really     as I have so much homework to do£®

A£®can’t               B£®mustn’t            C£®shouldn’t                      D£®won’t