系统管理原理的特点包括（）。 A.综合总体性 B.可调序列性 C.自觉目的性 D.积

阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中词语的正确形式填空。

It was a winter morning, just before Christmas, while most people were warming up their cars, my husband, Trevor, had to ride his bike 4 kilometers away from home to work. On his  小题1:  (arrive), he parked his bike outside the back door  小题2: usual. After 10 hours of labor, he returned to find his bike gone, 小题3:  was our only transport. Trevor used it to get to work, and also the bike was used  小题4:  (get) groceries, saving us from having to walk long distances from  小题5: we live.

I was so sad that I wrote to the newspaper and told小题6: our story. Shortly after that, several people in our area offered to help. One wonderful stranger even bought a bike, and then called my husband to fetch it. Once again my husband had a way to get to and   小题7: his job. It really is   小题8: honor that a complete stranger would go out of their way for someone they have never met before.

People say that a smile can   小题9:  (pass) from one person to another, but acts of kindness from strangers are even more so. This experience has had a spreading effect in our lives because it  小题10:   (strong) our faith in humanity. And it has influenced us to be more mindful of ways, we, too, can share with others.

— These farmers have been to the United States. 

— Really? When ______ there? [ ]

A. will they go

B. did they go

C. do they go

D. have they gone

以下四地较适合发展“出口创汇型农业（外向型）”的是[ ]

A、甘肃河西走廊

B、四川成都平原

C、江苏太湖平原

D、陕西汾河谷地

急性早幼粒细胞白血病( )

A．中性粒细胞碱性磷酸酶染色积分增高
B．过氧化物酶染色强阳性反应
C．糖原染色强阳性反应
D．非特异性酯酶染色强阳性反应
E．骨髓铁染色细胞内外铁显著增多，易见环形铁粒幼细胞

下列哪组中全部为片剂中常用的填充剂______。

A．淀粉，糖粉，微晶纤维素

B．淀粉，羧甲基淀粉钠，羟丙甲基纤维素

C．低取代羟丙基纤维素，糖粉，糊精

D．淀粉，糖粉，糊精

E．硫酸钙，微晶纤维素，乳糖