______ the work is difficult, all the workers are keeping on working .

______ the work is difficult, all the workers are keeping on working .

#58370

But

Although

And

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Tom got all A’s ________ he spent most of his time studying.

#58249

before

because

although

       Tony       Frank likes three-D films. They think it is harmful for their eyes.

#56450

Neither, nor

Either, or

Both, and

Not only, but also

The boy doesn’t speak       his sister, but his written work is very good.

#58140

as well as

so good as

much better than

much worse than

-- Is this article difficult to understand?   -- Yes, ________ it isn’t long and there aren’t any new words in it.

#58431

though

because

since

I won't take part in Julie's birthday party ________I am invited.

#57636

unless

after

because

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