Was it in the train “Harmony”, which is China’s first highspeed one, ________ John met with hisforeign friend?[ ]

Where did you first meet Kyle —— It was in thetraining centre ______ he worked.

Some of the students can do very well in English exams, but can ______ understand what a native speaker says.

Swimming is difficult for me. — Don’t _____________. Nothing is difficult if you put your heart into it.

What he said was not relevant _________ the matter inhand.