1 British public library are linked by computers. If your nearest library in London doesn't have the book you want borrow it, the librarian will go on-line to see whether any other nearby library has. If no library in London have the book in store, the librarian will search it further...
However, this problem is 21 for Chinese cities to solve than the one in London. One reason is that most of the pollution comes from big factories. If these factories were suddenly closed, this would ___22__ the economy (经济) and lots of people would lose their jobs Another reason is...
Create an R-tree index on thelocncolumn: CREATE INDEX cities_idx ON cities (locn ST_Geometry_ops) USING RTREE; UPDATE STATISTICS FOR TABLE cities (locn); Now search for the five cities nearest London: SELECT FIRST 5 name FROM cities WHERE SE_Nearest(locn, '0 point(0 51)'); name Lond...
SELECT FIRST 5 name FROM cities WHERE SE_Nearest(locn, '0 point(0 51)'); name London name Birmingham name Paris name Nantes name Amsterdam Warning: Using a fragmented R-tree index for nearest-neighbor queries raises an error. Results are not returned in nearest distance order because the qu...
短文改错 British public libraries are connect by computers. If your (1) nearest library in London doesn't have the book you want to (2) borrow, a librarian will go on-line to see whether some of the (3)
【解析】1.connect改为connected2.T3.some改为any4.have改为have it5.去掉for6.city改为cities7.sent改为sent to8.and改为or9.possibly改为possible10.we改为they相关推荐 1【题目】短文改错British public libraries are connect by computers. If your(1)nearest library in London doesn't have the book ...
We have Boots Photo stores in 591 towns and cities throughout the UK. London 83 stores available Bristol 15 stores available Glasgow 14 stores available Edinburgh 12 stores available Nottingham 11 stores available Sheffield 10 stores available Manchester 9 stores available Belfast 7 stores available ...
amost people enjoy living a big city because modern cities can provide them with some big benefits 正在翻译,请等待... [translate] a184.Excuse me. Where’s the nearest police station? 184.Excuse我。 在哪里最近的警察局? [translate]
The west of the country has so far been spared the devastation seen further east, where Russian aerial bombardment has flattened parts of cities like Kharkiv or down south in Mariupol, where residents say continuous shelling has left them cut off, without water, food or electricity. ...
out.It is also possibly for readers to borrow books from university and college libraries even if we are not students. 试题答案 在线课程 答案:解析: 1.link改为linked; 2.a改为the; 3.√; 4.has后加it; 5.search后加for; 6.city改为cities;7.found前加is; 8.and改为or;9.possibly改为pos...