on and off造句
(61) Household lights were repeatedly switched on and off, in protest against the government's economic adjustment programme.
(62) He walked towards the entrance; a fancy airlock system over which a large illuminated sign flashed on and off.
(63) The control panels have a high-tech look, and you can toggle the heads-up on and off during your flight.
(64) It could be put on and off each day, although with difficulty.
(65) You can use your included Canal Bus Pass to hop on and off the Rembrandt cruise.
(66) I try to do it on and off the race track.
(67) A neon sign flashed on and off in the window.
(68) The mine was worked on and off again until 1955, and then Mowry became a ghost town.
(69) My husband has suffered from heartburn on and off for years and has recently been diagnosed as having a hiatus hernia.
(70) More aptly, he can turn them on and off in the body like a conductor runs a streetcar along a track.
(71) I worked on and off on Tremayne's book for the rest of the morning but found it hard to concentrate.
(72) But Giambi and McGwire have become a great team, on and off the field.
(73) After studying accountancy at Chicago University, he worked on and off as an investment analyst.
(74) In the true spirit of a scandalous soccer star, Gallacher was flamboyant and temperamental on and off the park.
(75) Relations between the two Test teams had soured, both on and off the field.
(76) He'd had them on and off for the past couple of weeks.
(77) Its light flickered on and off for a moment, as if it was making itself comfortable in a mechanical kind of way.
(78) It's a big white ambulance with a blue light on top, flashing on and off.
(79) More and more research on and off the college campus is being done with the assistance of computer equipment.
(80) The City is one of the few places left with the old London buses you can jump on and off.
(81) Jonathon's eyes, unprotected, blinked on and off, unused to open air.
(82) Celtic, who have problems on and off the field, travel to Dens Park without injured Brian O'Neil.
(83) On and off the field the national game of the Land of Song is in a discordant mess.
(84) But for a year on and off, I carried my arm in a sling.
(85) Also, the gloves were often dusted with cornstarch or powder to make it easier to pull them on and off.
(86) The spokeswoman says Disney has 50 to 70 toll-free numbers, which it turns on and off to coincide with special promotions.
(87) After she had left the office, Wyatt sat and listened to the ventilator go on and off.
(88) She has worked, on and off, as a freelance proof reader and copy editor for a national publisher.
(89) It's real great to watch them cos they blink on and off all the time.
(90) She lay awake reaching her conclusions, mentally switching the light on and off, until she began to see other things.
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