【简答题】Because of his good work, John was ________ to a higher class. A. appointed B . promoted C. proceeded D. selected
【简答题】根据气门安装位置的不同,配气机构的布置形式分为哪两种?
【单选题】Mr.Blake is very popular because of his good __________ of humor.
【多选题】小兔子分别用了哪些看得见的景物表达它对大兔子的爱?
【单选题】根据气门安装位置的不同,配气机构的布置形式分为气门()式与气门侧置式两种。
【判断题】根据气门安装位置的不同,配气机构的布置形式分为侧置式和顶置式两种。