某盐的混合物中含有0.2mol/L Na+、0.4mol/L Mg2+、0.4mol/L Cl﹣,则SO42﹣为
Charles was alone at home, with_______ looking after him.
It is often ______ that human beings are naturally equipped to speak.
I’m sure that your letter will get______ attention. They know you’re waiting for the reply.
All the dishes in this menu, ______ otherwise stated, will serve two to three people.
The children loved their day trip, and they enjoyed the horse ride ______.