The matter________your study surely requires________carefully.
— Don’t you think learning English wastes much time?— ____. You haven’t got a proper method, I suppose.
-----Have you heard that he was awarded the Nobel Prize in Literature last year?---- ________. He has made a positive contribution to that field.
Some lawyers have long called for changes to these laws which they think are ___ in the 21 st Century.
--Still remember the first time we met in the railway station?--Of course. You ________ for the train to Shanghai.
China’s Beidou global satellite navigation system will have been completed by 2020, ________ of more than 30 satellites.