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Many(1)___have visited Tower Bridge. It is the only bridge over the river Thames that can open and(2)___ships pass under it. Tower Bridge was built in1894 and still uses the same machines to lift up the two halves of the bridge. In earliertimes, the river was(3)___busier than now and the bridge had to open over the thousand times a years. Today, it only opens twice a week.
In 1952, a big red bus was(4)___the middle of the bridge(5)___in started to open. The driver only just got to the other side in time! Of course, now there arelights at each end and the traffic must wait for them to go green
(1) A.tourism B.touring C.tours D.tourists
(2) A.allow B.take C.let D.do
(3) A.much B.too C.very D.so
(4) A.from B.in C.to D.between
(5) A.so B.if C.because D.when