Read the following passage taken from the Oxford Advanced Leamer's Dictionary 8th edition and mark the letter A, B, C, or D on your answer sheet to indicate the correct word for each of the blanks from 41 to 50.

The Thames is the longest and best-known river in Britain. It is 210 miles/338 kilometres________(41)________and flows from the Cotswolds in Central England to the North Sea after through London. Other famous towns on the river________(42)________Oxford, Windsor 1, Henley and Greenwich.________(43)________bridges across the Thames in London are London Bridge, Tower Bridge and Westminster Bridge.

Large ships can sail________(44)________the Thames________(45)________London and smaller ones a further 86 miles/138 kilometres. A large area in the east of London was formerly a major port on the river, but in recent times this Docklands area has been________(46) x.

The Thamcs Barrier is a large barrier________(47)________across the River Thames at Woolwich, east of London, to prevent London from being tlooded. It was completed in 1982 and________(48)________opened in 1984. It consists of ten gates, which________(49)________on the bottom of the river when the barrier is not required. If there is a danger of tlooding, the gates rise to form a solid________(50)________50 feet/15 metres high.

Question 41: