－It rains again!
－Yes. The weather in Chongqing this summer is much cooler than _______in Chengdu.
| A．that | B．it | C．one | D．this |
－Will you keep these old toys?
－Of course. They hold the sweetest __________ about my childhood.
| A．gold | B．silence | C．research | D．memory |
－We had _______ unusual trip in South Korea by ________ ship.
－Excellent!
| A．an; / | B．a; / | C．an; the | D．a; the |
—Lisa, this is your schoolbag. _____________.
—Thank you.
| A．I’ll take it | B．Here you are |
| C．You’re welcome | D．Here are you |
—____________ is your math teacher?
—My math teacher is Mr. Wang.
| A．What | B．Who | C．When | D．Why |