—Look at the picture. Where is the frog?
—It is ___________the box.
| A．in | B．under | C．on | D．next to |
—I hear Tom is leaving.— ____________ why?
| A．And | B．But | C．Or | D．So |
—Huang Wei rides a bike very well. Who taught him?
—No one. He taught _________.
| A．him | B．he | C．his | D．himself |
— What a heavy rain! Will it last long?
— ______ . We are getting into the raining season now.
| A．Of course not | B．I’m afraid so |
| C．That’s impossible | D．I’m afraid not |
— We finished counting all the birds, Miss Zhang.
— ______ ! Boys and girls, let’s have a rest.
| A．Best wishes | B．Good luck |
| C．Well done | D．Good idea |
“The children are playing in the park.”The main structure of the sentence is ______ .
| A．S+V | B．S+V+DO+OC | C．S+V+IO+DO | D．S+V+P |