Write the correct letter, A-G , next to Questions xx-xx. （配对题）
Choose FOUR answers from the box and write the correct letter, A-F , next to Questions xx-xx. （配对题） lvm4KiPSSrCP7Sq08QAtdP5Ls/WEhZV3A0/bRgqNgmAlXBvPqqlt3wbavHfbGjaZ
