What problem did they have last year？A．Children didn"t like the activities.B．Few children

What is the problem of the lecture rooms？A．They have poor lighting.B．The capacity is limit

What did eighteenth－century astronomers have in common with astronomers today？A．They could

What did the Dodds do when they went away last summer？A．They hired someone to stay in thei

What did the Dodds do when they went away last summer？A．They went camping.B．They were on v

How did the British solve their problems with lace？A．They smuggled the machine to America.

I have no idea_________ they have kept in touch with me by E－mail since last year.A.what