Answer:
C. adverb clause
Explanation:
The exhibition could not begin until Phineas Barnum appeared.
The keyword until, makes this an adverb clause.
I am joyous to assist you anytime.
Answer:
I can not give a straight answer but I know it is either B. or C. You can choose the one you think is best. Hope this helped ^-^
Technology can greatly advance our knowledge in sciences, such as making the medical process more effective and speeding it up.
Hey there!
The present tense would be swim.
This is because it suggests your swimming in the present, instead of swum or swam, which suggests that you did these 50 laps in the past.
Hope this helps!
