(2013·高考江西卷)When I was a child，I________watch TV whenever I wanted to.

(2012·辽宁高考)One of our rules is that every student ________ wear school uniform while at school.

—Have you decided where to spend your summer holiday?—Not yet. We ___ go to Hong Kong.

—_______ do you clean your room?— Every day. 

It is usually warm in my hometown in March, but it ____be rather cold sometimes.