Why did you buy two pairs of shoes — It was so hard to choose which was________, so I took them both.

I can speak English now, ____ only a little.

quantities of water, as well as someother timely help including a medical team ___since the serious drought hitYunnan Province.

_________ no doubt that a green campus plays animportant role in the growth of students, both physically and mentally.

Soft colors like pink and light blue make people _______, so they spend more time _______their meals.