用人单位不得解除劳动合同的情形包括()。
A.劳动者患病在规定的医疗期内
B.上班途中负伤
C.女职工在产假期内
D.未成年工在试用期内
E.女职工在婚假期内
参考答案:A,B,C
---How long have you ________ your penfriend?
---For five days. I received it last Sunday.
A.heard from
B.received the letter from
C.heard of
D.had the letter from
已知单筋矩形截面尺寸b=20cm,h0=46cm,受弯构件承受计算弯矩Mj=110kN·m;所用混凝土标号为25号,Ⅱ级钢筋。计算受拉钢筋截面面积为()。
A.9.7cm2
B.8.3cm2
C.9.2cm2
D.10.06cm2