—I am sorry.I have left my credit card home.And I don’t have enough cash for the meal.
—Don’t worry. .
| A．I’ll invite you |
| B．It’s my pleasure to pay you |
| C．It’s my treat |
| D．It’s at your expense |
The little girl who got lost decided to remain _________she was and wait tor her mother.
| A．where | B．what | C．how | D．who |
The fact has worried many scientists ______ the earth is becoming warmer and warmer these years.
| A．what | B．which | C．that | D．though |
She is very dear to us. We have been prepared to do it takes to save her life.
| A．whichever | B．however | C．whatever | D．whoever |
What the boy enjoys _____ to have a room of his own.
| A．being | B．to be |
| C．is | D．are |
_________ he is, he has a wide range of knowledge.
| A．Although a child | B．While child | C．Child as | D．A child as |