At the beginning of the 1920s, the situation improved slightly.

According to our most recent information, the situation has improved slightly.

"I just improved slightly every year, and especially now the last two years."

But it does seem to me as if, on the whole, things had slightly improved.

The decisions made on this matter, today, slightly improve the situation.

Their lot has improved slightly since 1995, but they are still worse off than those at the bottom 20 years ago.

His memory has improved slightly in recent weeks, she said, and there is hope for more.

He'd complained about the food, and things had improved slightly.

The rate improves slightly by senior year of high school, when 49 percent still have trouble with English.

Her following match brought another half century, improving slightly to 56 before being caught.