How long do the shop assistants work a day A: 3 hours B: 4 hours C: 5 hours

How long is the accident non-intervention time of passive safety technology？ A: 30 hours B: 12 hours C: 24 hours D: 72 hours

how long will they stay in the museum of Terracotta Army? A: 1 hour B: 2 hours C: 3 hours D: 2.5 hours

A: How ______ is it from here to Beijing?B: It's about _______ flight. A: long; two hours' B: far; a two-hour C: long; a two-ours D: far; two hours'

How long does an astronaut need to practice in the water to prepare for a two-hour spacewalk? A: ten hours B: twenty hours C: thirty hours D: hundreds of hours

Questions 95-97 refer to the following traffic information. How long will be the three section highway closed A: 4 hours B: 6 hours C: 7 hours D: 8 hours

When the vehicle has no electricity, how long does it take for the pure electric vehicle to recharge? ( ). A: 1-2 hours B: 2-3 hours C: 3-4 hours D: 4-5 hours

The Dreamer type never spends long hours in front of a desk.

Anita used to work long hours and she enjoy the job.

It is a long trip and we will need five hours to reach there by bus.