劳动者患病或非因工负伤，在病休期间，用人单位支付的病假工资不得低于当地最低工资的（）

上皮细胞侧面常见的细胞连接，除外（）

A.紧密连接

B.缝隙连接

C.中间连接

D.桥粒

E.半桥粒

小题1:Excuse me, may I b________ your ruler? Mine is left at home.

小题2:It is very h________ today. How about going swimming this afternoon?

小题3:Don’t forget to bring everything with you. Let’s meet at the school g________ at 9:00 tomorrow.

小题4:You can trust him. He never tells a l________.

小题5:The bedroom is very dirty. You should c________ it at once.

— Could you tell me ____ ?

— Certainly. In half an hour.

A．when will the high speed train arrive

B．when the high speed train will arrive

C．when would the high speed train arrive

D．when the high speed train would arrive

什么是“正常菌群”？什么是“菌群失调”？

仙人掌的刺是叶演变的，玫瑰枝的刺是皮演变的，山楂树的刺是茎演变的。