"actively attend" is correct and usable in written English.
You can use it when you want to emphasize that someone is actively participating in something or being attentive. For example, "I actively attended the meeting to ensure that all of the details were discussed properly."
For instance: Washing clothes or simmering a stew is not a passive activity, because you actively attend to the activity for only a brief time and then do not engage in it at all, leaving it to process on its own.
While many studies have demonstrated enhanced activations in auditory cortex when subjects actively attend to auditory signals [6], [28], [42] [47] the nature of these attention effects remains incompletely understood.
According to Jollimore, in loving someone we actively attend to his valuable properties in a way that we take to provide us with reasons to treat him preferentially.
Barker shares his passion with his children who have founded organizations aiding animals and actively attend events with their parents.
Furthermore, patients should have access to the Internet and be willing and able to actively attend the three group meetings.
One of the first steps in changing behavior may lie in encouraging people to change their attentional set and actively attend to energy issues (Page & Page, 2011).
Watkins reported attendance rates of children actively attending school on the basis of school registers, at baseline and after treatment, and no effect was demonstrated.
Simeon 1995 found no demonstrable effect on school attendance rates of children actively attending school (MD -2.00, 95% CI -5.49 to 1.49; 407 participants, one trial, Analysis 2.4).
Until his death he actively attended weekly grand rounds at North Shore.
But asked what they were doing before they were told about the cap, 52% said they were already looking for a job (A separate poll question said that 71% recalled actively attending job interviews and submitting CVs in the weeks before notification).
Then there is contingent with something else specific on their minds: They have come to learn, actively attending sessions and panels.
