句型转换。

1. It will be cloudy tomorrow. (就划线部分提问)

    _______ the weather _______ tomorrow?

2. Which season is your favorite? (改为同义句)

    Which season _______ you like _______?

3. He likes winter. (改为一般疑问句)

    _______ he _______ winter?

4. He speaks Japanese, ________ ________? ( 反意疑问句)

5. It's a good season for climbing mountains in fall. (改为同义句)

    It's a good season ________ ________ mountains in fall.

卖出套期保值主要用于( )情况中。

A．商品生产者有库存产品或即将生产、收获某种商品期货实物，担心日后售价下跌

B．储运商、贸易商有现货库存将于日后出售，担心出售时价格下跌

C．加工制造企业为了防止日后购进原料时出现价格上涨

D．加工制造企业担心库存原料价格下跌