题目内容

能扩大小肠吸收面积的结构有

A. 环形皱襞
B. 绒毛
C. 微绒毛
D. 杯状细胞
E. 潘氏细胞

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内含丰富淋巴组织的消化管有

A. 胃
B. 十二指肠
C. 回肠
D. 结肠
E. 阑尾

小肠腺由_____细胞、_细胞、_____细胞和 _细胞等组成.

The ________sentence structure is commonly seen in English news report.

A. Subject+Verb
B. Subject+Verb+Object
C. Subject+Verb+Predicate
D. Subject+Verb+Object+Object

“Huawei began its plan to build more 5G networks around the world as one of its important schedules of this year.” The Object of this sentence may be_____.

A. Huawei
B. began
C. its plan
D. to build