She was afraid ________ the yard because she was afraid ________ by the big dog ________ at thegate.[ ]

Shall we take the 10:30 train? — No. If we took that train, we _____ too late. [ ]

下列各句中，加横线词语运用正确的一句是（ ）

Can you tell me how to play this computer game —______. Let me have a look.

You gave me a lot of help. Thank you.—______ .