用单词的适当形式填空

小题1:It’s about twenty __________（分钟）walk from here to the post office.

小题2:The _____________(音乐人) like guitars and violins

小题3:Lots of ________ (村民) never leave the village.

小题4:He ________________(想念) his family every day.

小题5:He has an English test tomorrow , so he  ________ (学习)  for the test now.

试述哺乳仔猪培育的技术措施。