句型专训一、单项选择1.—________ is the Tshirt? —It's $30.A.How much B.How many C.How old D.How long2.—________ do you like koalas?—Because they're cute.A.How B.What C.Where D.Why3.—________ did you go on vacation?—I went to Shanghai.A.What B.Who C.Where D.When4.—________ do...