Betty is often seen the lonely old man with his housework．（ ）
| A． |
to help |
B． |
helping |
C． |
helps |
D． |
Helped |
In order to make our city more beautiful，we have planted _______ trees these years in Yiyang．（ ）
A．three thousandsB．thousand of
C．thousands of
Are these _________ new trousers？
No，they are not _________．（ ）
A．your，myB．your，mineC．yours，mine
________ fine weather it is today!（ ）
A．WhatB．HowC．What a
It took me half _______ hour to finish my homework last night．（ ）
A．aB．anC．the
_____ visitors come to Shaoshan to celebrate Chairman Mao's birthday on December 26th every year．（ ）
A．Thousand ofB．Thousands of
C．Thousand