. ----Do you often use Baidu?----Yes, it’s one of ___________Internet search engines.
I hear they will built an intercity railway to _______ Jintan _________ the cites in Changjiang Delta(长江三角洲)in the following years.
— Listen! The TV is . Who is in the living room?— Little Jim. He is watching his favourite cartoon.
I want to know ________ you will come back at 8:00 tomorrow.
Wearing red makes__ easy_ _us to take action.
Excuse me. I lost my way. Will you please tell me__ ?