present SimpleAbout 85 percent of American students … public schools, which are supported by state and local taxes (attended; have attended; attend) What … American public schools teach? (are; do; does) Wise kings generally … wise councillors. (to have; has; have) All historical places of London … in the West End. (had been; were; are) The city of Montreal … 70 square miles. (covering; covers; is covered) Man … live by bread alone (do not; does not; is not) Present ContinuousI know you … an advanced geography course now (were taking; is taking; are taking) Now she … difficulty in putting facts in order (is having; has been having; had) The world sea surrounds the earth and … to us all. (is belonging; belongs; has belonged) Scientists in many different countries … to explain its mystery (are working; have worked; worked) These are just a few of the questions to which they … their energies (are devoting; had devoted; is devoting) Present Perfect… you ever a film in which a train crashed or a ship sank? (did… see; have… seen; do… see) Recently BBC experts … a new system that lets the deaf understand TV programmes (have invented; invented; to envent) The nation’s income and productivity … enormously over the past 70 years (rose; has risen; have risen) American schools for many years … federal aid for special purposes. (have received; received; receive) Like it or not, television … the supreme holiday attraction ever since it upstaged the cinema by showing old films (has been; is; was) He … … everything except his last paper (did; have done; has done) Present Perfect ContinuousIt … since early morning (rained; had rained; has been raining) You are a good football-player. Since when … you… football? (have … been playing; did … play; had … been playing) My brother … music lessons for three years now (have taken; has been taking; took) Future SimplePerhaps in the future men … on the sea, away from the crowded and noisy cities on land (will live; would live; are living) The student … as an apprentice to a trained worker next week (shall work; will work; would work) During the apprenticeship period the student … to earn money (shall begin; would begin; will begin) We … take a vacation this month (is not; did not; shall not) Past SimpleSir Walter was a proud knight, and … to think that he had to submit to the commands of a tyrant lord (had hated; was hating; hated) … you… the ancient stone carvings at the museum last week? (have … seen; did… see; had… seen) Dinosaurs … millions of years ago (died out; had died out; were died out) In the year 1620, a ship named the ‘Mayflower’ … 120 Englishmen to the rocky coast of America (has brought; brought; had brought) It was late in the year when the Pilgrims … and founded a colony (were landing; had landed; landed) Past ContinuousWhen Jim came out of the army he … what to do (is wondering; has wondered; was wondering) His parents were sick, they didn’t have much money, so they … pretty desperate (were getting; are getting; have gotten) Meanwhile in the village most people … … to go skiing. (was preparing; were preparing; are preparing) Those who couldn’t do it … TV or looking through the newspapers (were watching; have watched; are watching)