_______he is busy, ________he helps us often.
| A．Though, / | B．Though, but |
| C．But, though | D．/ , / |
—_______ do you think the train sounds like a tiger?
—Because it always______ by very quickly and it makes a lot of noise.
| A．What; rides | B．When; drives |
| C．Why; passes | D．Where; flies |
—Why are there so many ants on the cake?
—Because ants smell things _________.
| A．badly | B．far |
| C．high | D．well |
—The children are so afraid. Shall we ________the bush to find the ghost?
—OK, let’s have a look. There may be something strange.
| A．search for | B．search |
| C．look for | D．look |
Suddenly, they heard ______ whisper from the bushes behind _______tree on the left.
| A．a; the | B．the; a |
| C．a; a | D．the; the |
—Do you like to sleep with the windows ________?
—Yes, I’d like to feel the air and wind.
| A．open | B．opened |
| C．close | D．closed |