. I intended to share my experience with a friend, but unluckily ____ couldn’t spare me a minute.
| A．one | B．it | C．who | D．they |
If the government takes measures to enrich senior citizens’ social and spiritual life, it ____ help develop a truly harmonious society.
| A．Can | B．must | C．shall | D．should |
——where did President Xi Jinping have steamed dumplings?
_____It was at the Qing Feng Steamed Dumpling Shop _____ he lined up with other customers.
| A．That | B．in which | C．where | D．when |
The research also raises the question ________ children from low-income, less educated families need earlier aid.
| A．what | B．that | C．when | D．whether |
Most volunteers are from universities, _________ it is not uncommon to see middle and primary school students too.
| A．though | B．however | C．since | D．even if |
Since her only child passed away a few years ago, family has been a ________ topic for her.
| A．forbid | B．forbade | C．forbidding | D．forbidden |