The correct answer is "I can't believe he has <em>swum </em>to the island." Swum is the past principle of "swim." However, if you drop the word <em>has </em>the answer would be D and the sentence would appear much more grammatically appealing. :)
Answer:
D
Explanation:
D seems to be the most clear, and the most interesting out of the 4 you were given.
Answer:
C. Charlie's meddling nature caused Jessica a great deal of annoyance.
Explanation:
google the defintion of a gerund
it is correct i have taken the test
Answer: if you’d be nice I’d help you.
Explanation: also, I can do one for you. The first one is actually the first one in the order.