—Do you have the new iPad? —Sorry, they have been______. You may come next week.
It’s easy ___ because the bicycle needs ___ space.
If people obey the rules, there will be ___ traffic jams and accidents.
She is afraid of ___ out alone and she is also afraid ___ strangers.
Don’t worry. You’ll soon get used to ___ in the country.
I will stay in Beijing for ___ next week.