Despite having received positive reviews by industry critics, sales of the digital MP3 player have been quite _______(disappoint).

Excel Energy Corporation's new online training program has _______ (interact) features and forum discussions for trainees.

The only ______(effect) way to develop international skills and perspectives is through direct international experience

The secret of being a good international manger is being comfortable withmanaging ____(diverse)

将一批树苗种在应该正方形花园边上，四角都种，如果每隔 3 米种一棵，那么剩下10课树苗 ,如果每隔 2 米种一棵那么种满正方形的 3 条边 ,则这批树苗有 ( ) 棵