【单选题】
29. It is cold outside. Put on your sweater or you will catch _____ cold.
【单选题】
I have an appointment_________ 15 minutes.
【单选题】
The bus was____ the driver.
【单选题】
“If she could sew, she____ herself a shirt.”
【单选题】
Youve caught a cold. Youd better _______to school.
【单选题】
Do you know ______at the bus stop?
①
whom they are waiting for
③
whom are they waiting for
【单选题】
Well have a picnic in the park this Saturday [] it rains or it is very cold.
【单选题】
You had better avoid ___________ in a bus.
【单选题】
I need some ( )to take the bus.
【单选题】
_______ by bus is slow and difficult in some districts.