A:taken off
B:taken after
C:taken i
D:taken o
小丽用伏安法测量电阻R的阻值时,电压表和电流表的示数如图所示,则电压为 ____ V,电流为____ A.电阻R的阻值为____ Ω.
①提供应急物资
②提逃生路线
③提供干净水源
④提供临时住宿
⑤可供直升飞机起降。
根据下列提示, 用英语写一篇题为"My Hobby"的短文, 不少于50词。
提示: (1)What is your hobby? (2)When did you start it? (3)Why do you like doing it? (4)How much time do you spend on your hobby?(5)What kinds of things have you learnt from your hobby?
My Hobby