我花了三周时间密集地撰写我的论文。

I spent three weeks working ___intensively on my thesis.

语法、听力和写作得到了充分教授，但不如口语那么密集。

Grammar, listening and writing were taught adequately, but less ___intensively than speaking.

为了赶上截止日期，团队本周正在密集地研究那份农业报告。

To meet the deadline, the team is studying the agricultural report ___intensively this week.