Nancy:MayIspeaktoMr.Smith?Windy:Mr.Smithisnot_______now.Heisatameeting.
A. working
B. busy
C. available有空,可获得
D. freedom
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Could you ____ me _______to the manager?
A. put…off
B. put…out
C. put…on
D. put…through接通
I'mafraidThursdayisoutforme. (我不在,外岀)I'mexpectedto_______ameeting,andit'sveryimportantformetobethere.
A. attendto
B. goto
C. attention
D. attend
First pick up the telephone , and then you can _____ the number you want to call .
A. dial拨打
B. push
C. input
D. take down
细胞内的生物大分子物质(如胃蛋白酶原)的出胞方式是( )
A. 胞吐
B. 自由扩散
C. 协助扩散
D. 主动运输