11.At that moment, few people _____B______ the danger ahead.
A. were awaring of B. were aware of
C. were aware that D. were aware for
12.When the ticket collector(查票员)asked him to show his ticket, he pretended to ___D____ it in his pocket.
A. fumble at B. fumble to
C. fumble on D. fumble for
13.Time is urgent. We must finish the work today _____D___.
A. in the case B. in case
C. in no case D. in any case
14.It is this picture ___A_____ I want to show you.
A. that B. which
C. what D. how
15.How can she lead a full and happy life if she feels we blame her __D_____ her sister‘s death
A. at B. on
C. in D. for