-----In the past five years, China has played an important role in the Belt and Road.
-----It has__________ many nations a great chance to communicate.
A. offered B. supported C. included D. directed
----It is reported that a kind of new smart phones can test the air quality(质量)around you.
---__________fast the technology develops!
A. What B. What a C. How D. How a
-----________ you _______the Chinese Culture Festival in the Central Square?
-----Yes. It was really a great success.
A. Are…attending B. Will…attend C. Do…attend D. Did…attend
----Were you told ________to arrive at the train station?
----Yes. The group leader said we would meet there at half past ten.
A. how B. why C. when D. where
-----Mum, I’ve signed for a big box by Future Express(快递). What' s in it?
-----I'm not sure. It________ be a present from your brother.
A. might B. must C. should D. will
---It has been much easier for me to go to work________ shared bikes appeared.
----But they also caused plenty of problems.
A. since B. before C. unless D. though
