支气管舒张试验是在吸入沙丁胺醇后多久重测FEV1.0和FEV1.0/FVC%()
A.5分钟
B.15分钟
C.20分钟
D.40分钟
E.45分钟
参考答案:B, C
如图,在△ABC中,AB=AC,∠A=40°,AB的垂直平分线MN交AB于M,交AC于N,则∠NBC=( )度。
句型转换(每空0.5分,共5分)
小题1:He must stay at home to look after his grandpa. (改为同义句)
He must stay at home to _______ _______his grandpa.
小题2:I have over ten story books. Would you like one?(改为同义句)
I have __________ ___________ ten story books. Would you like one?
小题3:Peter was very sad because his brother died in a car accident. (对画线部分提问)
________ ________ Peter very sad?
小题4:It costs 700yuan to visit Mount Tai. (划线部分提问)
________ ________does it cost to visit Mount Tai ?
小题5:Please tell me how I can get to Beijing Hotel. (改为同义句)
Please tell me __________ _________ get to Beijing Hotel.