【单选题】Mum added lots of _______ on the food but it still wasn't _______. [ ]
【简答题】阅读理解。 Can we live without salt (没有盐)? No, salt is very important (重要) to us. We need salt in our food. Animals (动物) need it, too. Most (大部分) of the salt in our country comes from the sea (海). People d...
【单选题】“Worth one's salt” means ______.
B.
salt is essential for life
【简答题】physiologically neutral salt
【单选题】When did people begin to realize the value of salt?
A.
When they used salt to melt snow.
B.
When they started to preserve food with salt.
C.
After they found animals licking salt.
D.
After they found salt's magical powers.
【单选题】“Earn one’s salt” means ______.