Which sentence contains an error in subject-verb agreement? some of her friends and family members are coming over for dinner. each volunteer and staff member need to arrive at the scheduled time. july and august are the warmest months of the year. elke or carina is going to be the new dance squad captain.

Each volunteer and staff member need to arrive at the scheduled time.

Explanation:

The adjective each is used before a singular countable noun and, therefore, the verb should be in singular form, too.

So the sentence should be written as "Each volunteer and staff member needs to arrive at the scheduled time."

the answer is somber

when alex falls for the charming new boy at school, cole -- a handsome, funny, sports star who adores her - she can't believe she's finally found her soul who truly loves and understands her.  

at first, alex is blissfully happy. sure, cole seems a little jealous of her relationship with her close friend zack, but what guy would want his girlfriend spending all her time with another boy? as the months pass, though, alex can no longer ignore cole's small put-downs, pinches, or increasingly violent threats.  

as alex struggles to come to terms with the sweet boyfriend she fell in love with and the boyfriend whose "love" she no longer recognizes, she is forced to choose -- between her "true love" and herself.

explanation: