This job can best be described ___boring. I don’t want to do it any more.
A. for
B. about
C. as
D. up
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His mother filled my plate ______ food and kept asking me to eat more.
A. for
B. with
C. from
D. about
______ the top of the building you can see endless lines of buses and cars coming in and going out of the city.
A. to
B. for
C. and
D. on
黄斑中心凹视力最敏锐是由于
A. 该处神经纤维较密集
B. 该处有大量杆细胞
C. 该处有大量锥细胞
D. 该处离视盘近
睑腺炎最常见的致病菌是
A. 链球菌
B. 金黄色葡萄球菌
C. 摩-阿双杆菌
D. 绿脓杆菌