21 We haven’t kept in touch with each other ____________ . a- since two years b- two years ago c- for two years d- over two years 22 Wearing casual clothes makes students ____ comfortable. a- to feel b- feeling c- feel d- felt 23- Pick out the word whose underlined part is pronounced differently from the other words. a- enjoyed b- cooked c- missed d- stopped 24 He arrived in Singapore ____Monday evening. a- in b- at c- on d- for 25Nguyen Du is considered a great Vietnamese ___. a-poet b-designer c-teacher d- hero 26-By learning English ,you can get ____ to the world ‘s development. a-way b-access c-gate d-door. 27. It’s very cold today, ____ ? a- it is b- is it c- hasn’t it d- isn’t it 28. Na didn’t have a chance to practice speaking English,______________ ? a- didn’t Na b- haven’t she c- did she d- did Na 29. a. watch b. channel c. chat d. chemistry 30. a. divided b. enjoyed c. collected d. visited