CAN / CAN'T / COULD / COULDN'T/ SHOULD/ SHOULDN'T : Modal verb practiceVersión en línea READ THE SENTENCES AND CHOOSE THE CORRECT ANSWER. por Nicola Gray 1 _________ you swim when you were 10? a Can't b Can c Couldn't d Could 2 James _____________ speak Japanese when he lived in Japan, but he's forgotten most of it now. a can't b can c couldn't d could 3 He ________ have been playing the playstation all night we've an important test today a should b couldn't c can't d shouldn't 4 I looked everywhere for my glasses but I __________ find them anywhere. a can't b can c couldn't d could 5 I _____________ understand the chapter we had to read for homework. It was so difficult. a can't b can c couldn't d could 6 I _________________lift this box, it's too heavy! Would you help me? a can't b can c couldn't d could 7 I ___________ open this window! I think it's stuck. a can't b can c couldn't d could 8 He's amazing, he ___________ speak five languages, including Chinese. a can't b can c couldn't d could 9 You ________ make fun of your sister, it upsets here and makes her sad. a should b could c can't d shouldn't 10 John _______________ play tennis really well. He's champion of his club. a can't b can c couldn't d could 11 She's seven years old, but she ______________ read yet. Her parents are getting her extra lessons. a can't b can c couldn't d could 12 Henry isn't very athletic but he ______ at least walk everyday to keep fit a should b shouldn't c couldn't d could 13 When do you find out you grade? The teacher said we ______ find out on Monday. a should b shouldn't c could d couldn't 14 I read the book three times, but I ____________ understand it. a can't b can c couldn't d could 15 You _______ try to eat vegetables everyday. a can b could c should d shouldn't