John will never buy you a drink – he’s far too _______.

tight-fisted /ˌtaɪt ˈfɪstɪd/ (a): not willing to spend or give much money 

=> synonym mean, stingy 

pigheaded /ˌpɪɡ ˈhedɪd/ (a): unwilling to change your opinion about something, in a way that other people think is annoying and unreasonable 

=> synonym obstinate, stubborn 

highly-strung /ˌhaɪli ˈstrʌŋ/ (a): (of a person or an animal) nervous and easily upset 

- a sensitive and highly-strung child 

- Their new horse is very highly strung. 

easy-going /ˌiːzi ˈɡəʊɪŋ/ (a): relaxed and happy to accept things without worrying or getting angry 

- I wish I had such easy-going parents! 

Tạm dịch: John sẽ không bao giờ mua đồ uống cho bạn đâu – anh ấy quá keo kiệt. 

Chọn A