【单选题】Last time you your umbrella at school. Today you mustn' t ________ it any more. [ ]
【单选题】-Are you sure you have ______ all the documents in your list? -Oh, sorry, I forgot to ______ the one you had sent me. [ ]
【简答题】I was so busy yesterday that I forgot (call) ______ you.
【简答题】已知2 ≤|x| ≤3,则函数y=(x-1) 2 的取值范围是( ). (A)1 ≤y ≤4和9 ≤y ≤16. (B)1 ≤y ≤16. (C)4 ≤y ≤9. (D)1 ≤y ≤9.