Translate the following sentences into Chinese.Signals designate when a train may occupy a main track, and when it should move to a secondary track.

What does the author mean by “Anytime I see chocolate I race like a horse on the derby track” in Para. 4? A: The chocolate is on the derby track. B: The author attends the race on the derby track. C: The author runs quickly enough to get the chocolate. D: The chocolate is on the horse back.

Attach the track to the channels with the ____. A: Attach the track to the channels with the bolts. B: Bolt track to channels.

So even if you a little bit, you can get right on track.

isthe exiting track that continues straight. A: diverging track B: point blade C: straight track

The company is back to the right track. There is ________ that the new method has greatly raised labor productivity.

isthe exiting track that turns away from the main route. A: diverging track B: straight track C: unning rail

It is difficult to ______ all the new ideas and developments in education. A: be on the track of B: make tracks C: cover the track of D: keep track of

The figures show that our economy is healthy and we are _______ to achieve sustainable and balanced (平衡的) growth. A: in track B: on track C: by track

track