【单选题】
I fell and broke my leg when I_______riding my bike.
【单选题】
I have trouble in ________ my homework.
【单选题】
17._____ breakfast I ordered still hasn’t arrived. .
【单选题】
Every time when I go back to my hometown, I usually spend two days ____ of my relatives.
【单选题】
I used my drivers license as ( )
【单选题】
Where is my pen? I________it.
【单选题】
— Do you want to go to see a movie?— ______________ I feel like doing something different.
【单选题】
I will take my daughter with me when I __________ Shanghai.
【单选题】
I sprained my ankle when I _______ running in the street.