___________! There’s a train coming. A. Look out B. Look around C. Look forward

There are ______ Russian（s) and ______ American（s) on board.A．one, oneB．one, twoC．two, two

— I usually go there by train.— _________________A、You could do more training.B、The boat

There will be increases even if only by hundredths of a second, ______ our training contin

It’s the training that ______ your speed, not the trainers.A: improvesB: promisesC: tea

It was an absolutely terrible flight. The next time I go there, I will______go by train.A．

There are jobs more dangerous than truck driving, ______, lion training.A．that"s to sayB．i