出生时新生儿身长平均是（）。
A．36cm
B．40cm
C．46cm
D．50cm
E．56cm
参考答案：D
在夏季，工作地点的温度经常超过( )，应采取降温措施。
A．25℃ B．30℃ C．35℃ D．40℃
We've just moved into a bigger house and there's a lot to do. Let's ____ it. [ ]
A. keep up with
B. do away with
C. get down to
D. look forward to
