If we say simple predicate, this only refers to the main verb that is used in the sentence. So based on the given sentence above, the simple predicate is the word "arrived" and this is the main verb which describes the subject which is "nurse". Hope this answers your question.
Neil Armstrong walked on the ROCKY moon in 1969
For the last one it was a problem because the summer solstice deadline was fast aproaching
Answer:
About
Explanation:
You are reading about the tortoise in the book.