1. Which of the following sentences uses verb in present perfect progressive aspect.
A. I have been coughing in a week now.
B. I have been coughing for a week now.
C. I am coughing since last week.

2. The following sentences use verb in the present progressive aspect EXCEPT ________________.
A. The baby has been sleeping since eight o’clock this morning.
B. She has been sleeping in the crib for two hours now.
C. The twin brothers are sleeping soundly right now.