you are welcome to ask me unless you still have any questions.(单句改错）答案上只将unless改为if,为什么不将questions改为question?

you are welcome to hunan. you are more than welcome to this You are welcome to join什么意思? T_____ a lot.You are welcome. you are welcome to have a try.to have 是不定式吗 9.You are welcome to join our soccer ,I am th9.You are welcome to join our soccer ,I am the captain.A.team B.class C.school you are welcome to come back whenever you want to. You are e___(提供,给予)a warm welcome to our hotel the activity is scheduled for a whole day .you are welcome to join us . You are welcome You are welcome! You are welcome是什么意思? You are welcome. You are welcome! you are most welcome you are welcome是什么意思? you are most welcome you are welcome beby