下面是专家给我们同学提出有效学习方面的建议，请你给每条建议选出一个恰当的标题。

小题1:Eat good meals every day. You should eat lots of vegetables and fruit. Don’t eat too much junk food. Go to bed early and make sure you have enough sleep. Do more sports to keep healthy.

小题2: You should finish today’s things on time. Don’t leave them to tomorrow.  Because there still will be a lot of things to do tomorrow.

小题3:In school, don’t feel that something is difficult or boring. You should join in all kinds of activities. You should ask questions and answer the teachers’ questions more actively.

小题4:Don’t spend your weekends just playing computer games or watching TV. Use the time for reading, exercising and thinking. If others ask you to do other things, just tell them you have plans.

小题5:If you are not good at subjects. You should work harder to get better results. Make goals to learn better.

A．Take steps little by little.

B．Plan Your Weekends

C．Do Today’s Work Today

D．Make Learning GoalsE. Keep in Good Health

F. Be Active in School

建筑幕墙后置埋件应进行承载力现场试验，必要时应进行( )试验。

A．极限拉弯

B．极限抗剪

C．极限抗拔

D．极限抗拉