Usually there might be a lot of accidents in the heavy fog. I happened to witness _______ this morning.
A. it B. those
C. one D. that
He liked the lovely dog so much that he ______ the book he was reading and played with it immediately.
A.made out B.took back C.turned down D.set aside
Over the past 10 years, Huawei has invested a total of 4 billion U.S. dollars in 5G, ______ it a leader in 5G chips, products and networks.
A.making B.to make C.make D.made
Traveling by subway ______ sometimes be quite an adventure, especially during the rush hour.
A.must B.can C.shall D.should
—Excuse me, but why am I not allowed to use the gym?
—______, but your room price doesn't cover it.
A.Never do it again B.It’s hard to say C.No offence D.Forget it
As is estimated, more than 20 million shared bikes ______ into operation nationwide by 2025.
A.will have been put B.will have put C.have been put D.will be putting
