When changing lanes, adriver should use

题型:选择题

问题:

When changing lanes, adriver should use his turning signal to let other drivers know ______     [ ]

A. he is entering which lane      

B. which lane he is entering      

C. is he entering which lane      

D. which lane is he entering

考点:宾语从句
题型:选择题

钢筋混凝土过梁两端各搁入砖砌墙体的长度应不小于()

A. 60mm

B. 120mm

C.180mm

D. 240mm

题型:选择题

梗阻性黄疸时,BUS显示肝内胆管扩张,胆总管直径2cm,进一步明确梗阻部位的检查是()

A.放射性核素胰腺扫描

B.低张性十二指肠造影

C.PTC

D.ERCP

E.CT

题型:选择题

无论自调腻子还是成品腻子,都应该具有良好的填平性、很小的收缩性、良好的附着力和很好的机械强度。( )

题型:选择题

Can you ______ the fact that we are already senior high school students?  

A.receive

B.admit

C.tell

D.make

题型:选择题

具有抑制早期妊娠作用的是()

A.黄芪多糖

B.香菇多糖

C.昆布素

D.半夏蛋白

E.田七氨酸

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