【推荐1】I was told ________ twenty years ago, but it has changed a lot so far.

A．what did my hometown look like	B．how my hometown looked like
C．what my hometown was like	D．how is my hometown like

【推荐2】—Many people talk about “Didi”. I really wonder _______.
—Just call to order a taxi through it on your mobile phone.

A．how I can use it

B．who uses it most

C．why people use it

D．what it is used for

【推荐3】I didn’t know what _______ with _______ you were doing, but I knew there was something wrong.

A．was the matter, what	B．the matter was, what
C．was the matter, that	D．the matter was, that

【推荐1】My neighbor asked me ________ I heard the big noise last night or not.

A．whether

B．if

C．what

D．when

【推荐2】—Do you believe _____________ man can live on Mars in the future?
—It’s hard to say. Scientists are still not sure _____________ we can grow plants on Mars.

A．if; that

B．whether; if

C．that; that

D．that; whether

【推荐3】Liu Mei wanted to know ______.

A．where am I going to spend the holiday

B．what would I do when I left school

C．that I could carry some boxes for her

D．if I had seen her car keys