To make members of a team perform better, the trainer first of all has to know their _____ and weakness.
It is good ______ for an Arab to stand ______ to his friend when they are talking.
Professor James will give us a lecture on the Western culture, but when and where ____ yet.
--- Do you want anything else for your birthday? --- Nothing else. I’m very ______ with what you’ve bought for me.
To improve the quality of our products, we asked anyone ____________ had used the products for suggestions.
The president spoke at the business meeting for nearly an hour without _____ his notes.