【单选题】According to the passage, rattlesnakes ______.
A.
play no role in controlling the population of mice and rats
B.
play a more important role than owls and hawks in reducing the number of mice and rats
C.
play a certain role in limiting the population of mice and rats
D.
play a less important role than owls and hawks in reducing the population of mice and rats
【单选题】患者,女性,42岁。混合痔行痔核切除术后,出院时护士的健康指导中不正确的是
【单选题】In which part of the play is it Lily will play a role?A.whereB.whichC.thatD.who
A.
In which part of the play is it____Lily will play a role? A.where
【简答题】What role does the ship-building play in England?
【简答题】______play a major role in the development of cancer.
【单选题】He would like to ________the next Clean-up Day. A.play a part in B.play a role in C.play a joke with
【简答题】A.play role in B.take part in C.take a role D.play a part in
【单选题】患者,女性,42岁。混合痔行痔核切除术后,出院时护士的健康指导中不正确的是
【简答题】( )表示一个新的事务处理块的开始 A.START TRANSACTION B.BEGIN TRANSACTION C.BEGIN COMMIT D.START COMMIT