That Jill was worried seemed _____ to everyone present at the meeting.
| A．constant | B．evident | C．previous | D．rough |
Health problems are closely connected with bad eating habits and a ____ of exercise.
| A．limit | B．lack | C．need | D．demand |
It is reported that two schools, _____ are being built in my hometown, will open next year.
| A．they both | B．which both | C．both of them | D．both of which |
By serving others, a person focuses on someone other than himself or herself, ______ can be very eye-opening and rewarding.
| A．who | B．which | C．what | D．that |
The book is of great value. _____ can be enjoyed unless you digest it.
| A．Nothing | B．Something | C．Everything | D．Anything |
–I’d like some more cheese.
–Sorry, there’s ______ left.
| A．some | B．none | C．a little | D．few |