高二英语单选I'm sure the letter will arrive in time____ it is sent

高二英语单选1题It is sleeping late in the morning that_____my being I'm not sure when the train will arrive,I'm afraid.It___be l 高二英语单选：I'm rather concerned about how he will ( ) his school It must be John who is in the office.I'm sure it()be John.Is 英语改错题求解I will sure that they will arrive at time for the ope 高二英语单选 ,When I opened the door,I found my father sitting in Whatever you can receive the letter,but I have sent it in Ja we sent the letter by e-mail in order that it __reach them i 英语高考短文改错i'm very glad to have received the letter you sent m 英语改错.I'm very glad to have received the letter you sent me t 英语短文改错I’m very glad to have received the letter you sent me I sent him the letter.中的sent