the old man （write）a letter now.空格处填什么?

the old man （write）a letter now.空格处填什么? an old man was waiting for a ride （ ）the river空格应该填什么介词 这是用所给词的适当形式填空 the old man （write）a letter an old man was waiting for a ride （ ）the river空格应该填什么介词 为什么不 I'd like to write a letter ___ my friend ___ America.中间空格填什么 After a long walk, the old man空格 be tired now这里用should为什么不行? linda(write)a letter now. The old man likes( )填什么 I use the pen ________a letter?填什么?to write she----(write)a letter in wnglish now After a long walk ,the old man ____be tired now() After a long walk,the old man be tired now.