С: complete the tag questions and negative questions with an appropriate form of the verbs in parentheses. some will be affirmative; some will be negative. заполните вопросы тегов и отрицательные вопросы с соответствующей формой глаголов в скобках. некоторые будут утвердительными; некоторые будут отрицательными. 1. было - (be) the population of china over a billion? стало - isn't the population of china over a billion? 2. china (be) the largest asian country, isn't it ? the yangtze delta usually (produce) 25 percent of china's rise crop? 4. the chinese now (plant) millions of these to stop erosion? 5.china (export) a lot of fish, doesn't it? 6.beijing always (be) the capital of china, has it? 7.marco polo (visit) beijing, didn‘t he? khan (name) beijing dadu a long time ago? 9. the chinese language (use) an alphabet, does it? (speak) different dialects today in china?