Because every day we have _______mail to receive ,we may not be able to reply to your letter.

Itwas just a ________remark – Iwasn’t really serious

What’s the matter,Mary? You look ________!-My wallet is nowhere to be found,and my identification card (身份证) is in it.[ ]

He says that if it tomorrow, he fishing.

Urumqi is____ the west of China.