车钩的三个位置不包括（）。
A.闭锁位置
B.开锁位置
C.半开半闭位
D.全开位
参考答案：C
The writer ________ his writing so that he forgot to have his lunch. [ ]
A. absorbed
B. was absorbed into
C. absorbed into
D. was absorbed in
某患者有丛林接触史，突发高热，变形杆菌OX19与患者血清行外斐反应，抗体效价为1：320，该患者最可能的临床诊断是（）
A.风湿热
B.肠伤寒
C.森林脑炎
D.恙虫病
E.斑疹伤寒
