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A.珠江B.錢塘江C.長江D.淮河

— Sorry. She is on________ vacation in Sanya now. Can I take________ message for her?

A.a; theB./; aC./; theD.an; a

A.have toB.has toC.had toD.having to

A.what time is itB.what's the date todayC.how old are youD.what day is it today

A.廢舊電池隨意丟棄B.生活垃圾分類處理

C.互贈賀卡表情誼D.盡可能使用一次性餐具

A.總量豐富，所以人均占有量就多

B.總量貧乏，所以人均占有量就少

C.總量貧乏，但因人口特別多，人均占有量就更少

D.自然資源大國，人均資源不足

A.the; theB./; theC.the; /D./; /

— He ______ tea in the living room.

A.drinksB.drinkingC.is drinkingD.drink

A.內蒙古高原B.四川盆地C.華北平原D.青藏高原

A.to doB.doC.doesD.doing