S______are used for sending letters.
Stamps are used for sending letters.对sending letters提问
Stamps are used ————sending letters选择题A,by B,for C,with D,to
Stamps______(use) for sending letters before.But now people
Stamps can be used ______ letters.A.as B.to sending C.but D.
把下列句子变成被动语态:People use stamps for sending letters.
the s___ are used by people for sending and receving message
2.16Satellites are used by people for sending and to receive
英译中 The email A is only used for sending information to our
谁知道这个空填什么The s__are used by people for sending and receiving
thanks for sending 翻译
Stamp is used for ...(send) letters.用所给动词的正确形式填空
Jane said she __ sending e-mails ___ letters.