用所给词的适当形式填空。

1. Today is Tuesday, March ______________ (twelve).

2. What a wet, ______________ (snow) day!

3. Dad usually ______________ (teach) me English at home.

4. I want ______________ (learn) painting.

5. Can your brother ______________ (skate)?

鉴别胆道闭锁与胆汁黏稠最主要的检查方法是（）

A.血清胆红素测定

B.肝酶谱测定

C.B超检查

D.肝活检

E.¹³¹I标记玫瑰红排泄试验