First, we will do our check in for international flight at terminal 2 or 3. Terminal 1 is for domestic only and terminal 4 ( 1.....) still under construction.Th

First, we will do our check in for international flight at terminal 2 or 3. Terminal 1 is for domestic only and terminal 4 ( 1.....) still under construction.Then, we have to clear security control before.

Read the dialogues below,for No. 1 Fill in the blanks with the words that you can choose in the options

A.IS
B.AM
C.ARE
D.WILL