首创哮喘病名的医家是
A．张仲景B．张景岳C．巢元方D．李东垣E．朱丹溪
参考答案：E
The vegetables in his field ________ well, because they are pollutionfree.
A．are selling
B．have been sold
C．are sold
D．sell
使用三角架时应绑扎（）、杆距（）、杆脚（）不可斜吊重物。
