---Who to borrow a bike? --- Amy .
一Do you know ________ Jenny comes to school every day? 一Of course I do.She rides her bike.
Joe has been studying Chinese for three months.but he can ________ understand people when they speak Chinese.
一Are you going to Guilin by plane? 一It’s fast but expensive, so I’m not sure.I ________ take a train.
Don’t get off the bus ________it has stopped.
Who can ________ a better idea to increase sales?