【单选题】—Thank you ever so much for the Apple Watchyou sent me. — ________________
【单选题】Thank you ever so much for the book you sent me! ----______________
【简答题】Match the words (1-8) with the definitions (A−H).
【单选题】用四环素族类药物可致恒牙发生四环素牙的时期是
【单选题】--- Thank you ever so much for your timely help? --- ____________ .
【简答题】Match the words (1-8) with the words (A-H) to make word partnerships from the text.