Could you tell me ？
Sure， I'll come back in three days．（ ）
A．when will you come back
B．how long have you stayed there
C．why you went there
D．how soon you will come back
David Attenborough 40 documentaries over the past 67 years.A Life on Our Planet is his latest work.（ ）
A．makesB．madeC．has madeD．is making
— is the concert going to start？
—I've no idea.Why not check the ticket？（ ）
A．What timeB．What aboutC．How longD．How often
Drinking tea is usually seen as a lifestyle in China.（ ）
A．strictB．boringC．cleanD．healthy
Look at the sign，please.You can park your car on side of the street.（ ）
A．bothB．otherC．eitherD．all
Wait politely，please.Don't on others.（ ）
A．cut inB．cut downC．cut outD．cut short