【请用所给动词的适当形式填空.1.It's10:00.mybrother____(practice)theguitar.2.We_____(read)intheclassroomatthattime.3.there______(be)mroepeopleinthefuture.4.-What_____he_____(do)lastweekend?-He_____(climb)themountainw】

　　请用所给动词的适当形式填空.

　　1.It's10:00.mybrother____(practice)theguitar.

　　2.We_____(read)intheclassroomatthattime.

　　3.there______(be)mroepeopleinthefuture.

　　4.-What_____he_____(do)lastweekend?

　　-He_____(climb)themountainwithhisfriends.

　　5.It'sfun_____(learn)anotherlanguage.

　　最好写明为什么这么做,小妹在此先谢过了!