1.18揭开我国社会主义改革开放序幕的会议是（）

1.5Country life is better than city life （） it offers fresh air and noiseless environment.

1.4This committee selected the plan that seemed most （）.

1.3It goes without（）that healthy people are healthier than the sick.

1.2We must （）that the telegram arrives in time.

1.1Scarcely had he gone out （）.

1.16Color-blind people often find it difficult to （） between blue and green.

1.10Your spoken English has improved （）, but it still requires a great deal of practice and hard work.

1.4The bossy manager is always finding fault with his ().

1.3（） it is a good thing I did not get that post I applied for, though I must admit that I was disappointed at the time.

1.20Water encourages the （） of iron and oxygen to form rust.