--The man in a black suit _______ be our youth worker.

--- I’m sure it _______ be him. I saw him in the laboratory building some minutes ago.

A．must; can’t       B．can; mustn’t      C．can; could         D．must; won’t

He realized his mistakes and took action to reduce the loss _______ it was too late.

A．until             B．when             C．before            D．as

What did you do _______ the little girl _______ her parents just now?

A．reminded; of                           B．reminded; about

C．to remind; about                        D．to remind; of

---Will you go with us for an outing on Saturday?

--- I’d like to, but I am really busy these days. I can’t _______ a whole weekend.

A．afford            B．offer             C．share             D．spend

Your opinion is considered to be _______ great value _______him.

A．of; for            B．in; of             C．of; to             D．/; to

---Mike seldom has breakfast at home, _______?

--- _______ this morning.

A．does he; No, but he did

B．does he; No, he hasn’t

C．has he; Yes, he has

D．hasn’t he; Yes, he doesn’t

--Where have you _______ all day?

--- I came back at noon and I _______ in this office since then.

A．been in; had been                      B．been in; was

C．been; have been                        D．been; am

---Do you know _______?

---At the end of July.

A．how soon is your sister coming back home

B．how often Nancy hears from her pen friend[

C．when the London Olympic Games were held

D．when will the new computer game come out

---Is that 120? A man is seriously hurt near the railway station.

--- OK. Help is _______.

A．in the way         B．by the way         C．on the way        D．all the way

---Excuse me, Sir. But smoking is not allowed here.

---Sorry, I didn’t see the sign. I’ll _______ my cigarette at once.

A．put out           B．put away          C．put up            D．put off