梅克尔（Meckel）憩室显像属于（） A．血液和淋巴系统核医学 B．消化系统核医学

Behind our house is the start of a fascinating trail (小径). This trail is one of the old roads that wind through untold miles of forest. My (36) , Beans, and I walk the trail frequently. Normally, Beans sniffs alongside the trail to follow the smell of a deer track or explore some cause known only to him.

Beans is a white dog, quite handsome and very smart. He not only understands what we tell him, but also often makes sounds as if he were trying to (37) back.

One morning, we took a different route, which led us to an unfamiliar trail. I was sure this trail would eventually lead us to our familiar (38) . But, no. We seemed to be far off course. After two hours, I suddenly realized that Beans probably (39) the way home. So I urged, "Beans, take me home." He ran down a new trail. But it merely led to an intersection (岔道口) of trails.

Soon it became (40) that we were getting nowhere. I began to picture the rest of the day in the (41) , without food or drink. We had walked about ten miles. But Beans seemed totally (42) The sniffing and exploring was going well for him.

Finally, we (43) a crossroad near a highway. Lady Luck suggested I should turn left. We did and (44) reached a cottage beside a field. I knocked on the door and explained my situation to an old man. He laughed and then drove us home.

Since our adventure, I (45) that Beans probably knew all along how to get home.

He was just having too much fan exploring new trails.

43（）

A.left for 

B.went off 

C.came to 

D.drove toward

( )直接关系到建设工程的质量，是建设工程的决定性环节。

A．设计质量

B．施工质量

C．勘察质量

D．咨询质量

异位妊娠最常发生的部位是（）

A．宫颈

B．子宫后壁

C．输卵管

D．卵巢

E．盆腔腹膜

胸骨柄上缘位于

A．T2
B．T4
C．T6
D．T8
E．T12

基金管理公司不可以设立分公司。 ( )