17 COMPLETE THE FOLLOWING SENTENCES USING AN APPROPRIATE VERB FORM A...

2.17 Complete the following sentences using an appropriate verb form and a time expression. (i) __________ this town __________ 1990. (not visit) (ii) He __________ with us __________ over five years. (work) (iii) They __________ each other __________ two years. (know) (iv) We __________ not __________ on friendly terms __________ nearly two years. (be) (v) What __________ (do) since 10 o’clock this morning? (vi) I __________ not __________ to my native place __________ last January. (be) (vii) He __________ (not pay) his monthly subscription __________ a year now. (viii) We __________ (be) in touch with each other __________ one year. (ix) His son __________ (undergo) treatment __________ two months. (x) __________ when __________ you __________ music? (learn)