2. We often use the past continuous and the past simple tense together. When this happens, the past continuous describes a longer, ‘background’ action or situation and the past simple describes the action or events. 过去进行时态和一般过去时态一般是一起使用的。当两者同时出现的时候,过去进行时...
沪江英语网是免费的英语学习网站,提供Past Continuous and Past Simple过去进行时和一般过去时信息,包含Past Continuous and Past Simple过去进行时和一般过去时的相关学习资料、单词测试、评论、学习推荐等信息。
Examples help to illustrate the subtle difference between the perfect past tense and the imperfect tense in action: Simple past tense -- I swam/we swam imperfect tense -- I was swimming/we were swimming perfect past tense --I had swum/ we had swum past perfect continuous -- I had been ...
Royal Navy Seamen's Services Continuous Record cards, 1925-1939 Royal Navy, H.M.S. Alceste Mission To China, 1817 Royal Sussex Regiment Southdown Battalions 1914-1918 Royal Tank Corps enlistment records, 1919-1934 Salford Pals 1914-1918 Second World War civilian casualties in Britain 1940-1945...
We can use the past simple or the past continuous after these expressions to talk about the imaginary present and future: Present:It’s time theywere forcedto dear up the mess.(They aren’t being forced to clear up at the moment.) ...
This has in turn limited our ability to overcome problematic generalizations regarding the palaeoanthropological record of Southwest Asia and address key questions about the extent to which hominin occupations of the region were continuous, the role of hominin dispersals into and within the region, and...
China as an industrializing nation shows still a continuous growth of per capita annual use for steel, whereas for zinc, the use per capita and year seem to flatten out. Germany shows steady growth for zinc up until 1992 and for steel up to 1972, followed by a flat development or even ...
For each subset, we only included records with data in greater than or equal to two-thirds of the years spanning the entire interval. All methods except one require continuous data, so we interpolated missing data using the DINEOF method (Extended Data Fig.1). To avoid spurious jumps when ...
(difference between perceived and physical size), as a function of the difference in size of the body on the preceding trial. Data are averaged over all observers and body categories. Error bars represent ± 1 s.e.m. The continuous curve shows the predictions of the parameter-free ...
Phase 2 multicentre trial investigating intermittent and continuous dosing schedules of the poly(ADP-ribose) polymerase inhibitor rucaparib in germline BRCA mutation carriers with advanced ovarian and breast cancer. Br. J. Cancer 114, 723–730 (2016). PubMed PubMed Central CAS Google Scholar ...