Who can I ask ________ help if I don’t know ________to deal with the problem– Your parents， I think.

Experts__________that there will be some small earthquakes after a big one.[ ]

Every morning, students in our school about half an hour on “Sunshine for All —The Plan for Sports(阳光体育计划)”. They feel energetic after that.

The book was written in 1946, ____ the education system has witnessed great changes [ ]

下列词语中加点字注音无误的一项是