I don’t know _____ or not he will come . ______

I don’t know _____ or not he will come . _______ he comes , I will call you .

#55872

whether ; If

whether ; Whether

if ; If

if ; Whether

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_____ he was very tired, he continued working in his office.

#55324

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Although

As soon as

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There are no buses,          you’ll have to walk.

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 Which of the following is RIGHT?

#55520

In the early 19th century, the first trains began to carry passenger.

Dinosaurs lived on Earth more than 60 millions years before human beings.

The king ordered his men to collect a bag of rice.

There are many tiny computers around us, and we dependent on them nearly every day.

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