Are you happy with your new computer? —– No, it is _______ me a lot of trouble.

When it was his turn to deliver his speech，________，he walked towards the microphone.

It was Sunday and there were so many people in the streets that he found it difficult to _____ to the post office.

________ and I’ll get my assignment finished

“Can you ________ Chinese, Mr Smith” “Yes,but just a little.”