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"I hope we can begin immediately."

"I have no comment on that."

"The teacher explained the new math concept quickly. "

"If you leave a bin unattended for a few weeks, the rubbish inside will turn rotten."

"My sister is very helpful, especially when it comes to organizing things. "

"The doctor warned that the stagnant water was a septic, full of bacteria that could cause a serious infection. "

"Please direct your attention to the following words."

"The leaky faucet in the kitchen is a problem that needs fixing. "

"The students will become at the school library at 9:00 AM. "

"If you still feel unwell tomorrow, see your doctor."

"The dog's barking became increasingly louder throughout the night. "

"Humans have two hands and ten fingers. Each hand has one thumb and four fingers."