A. To learn from the advertiser. B. To make advertisement. C. To send postal order. D. To send envelopes.
A. eaten B. eaters C. eats D. eating
A. 0.23 B. 0.25 C. 0.27 D. 0.29 E. 0.31
A. 正确 B. 错误
A. lots B. something C. about D. things