To obtain a satisfactory result ， one must apply two____of paint on a clean surface.
A、coatsA
「句意」为获得一个满意的结果，你必须在一个干净的表面上涂两层油漆。
「难点」coat意为“覆盖物，层”;level意为“(建筑物)楼层”;times意为“次，回”;courses意为“(一层)砖面;一排”。
Although____Spanish，heattendedthecourse.
IfonlyI_____playtheguitaraswellasyou!
Toobtainasatisfactoryresult，onemustapplytwo____ofpaintonacleansurface.
Mymotherwasdeterminedtohelpthoseinneedandshewouldhavebeenimmenselyproudofwhathasbeenachievedtheselast20years.Theitalicizedpartinthesentenceexpresses_______.
一女性患者，50岁.有风湿性关节炎史，现心悸不安，胸闷不舒，心痛时作，舌质紫暗，脉涩，其治疗应选用
