It was on September 25th ______ China’s first aircraft carrier, named “Liaoning”, was handed over to PLA Navy.
| A．when | B．who | C．that | D．what |
Being a parent is not always easy, and being the parent of a child with special needs often carries with ___extra stress.
| A．it | B．them | C．one | D．him |
The CDs are on sale! Buy one and you get completely free.
| A．other | B．others | C．one | D．ones |
Charles was alone at home, with looking after him.
| A．someone | B．anyone | C．not one | D．no one |
I will appreciate______ if you can give me a hand.
| A．this | B．that | C．it | D．one |
“Susan, go and join your sister cleaning the yard.” “Why ______? John is sitting there doing nothing.”
| A．him | B．he | C．I | D．me |