Mother kept me _____ during the summer holiday, for I failed my maths exam.
| A．study | B．studying | C．to study | D．studied |
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 |
Today, we’ll discuss a number of cases __________ beginners of English fail to use the language properly.
| A．which | B．as |
| C．why | D．where |
The book was written in 1946, __________ the education system has witnessed great charges.
| A．when | B．during which |
| C．since then | D．since when |
—Where did you get to know her?
—It was on the farm __________ we worked.
| A．that | B．there |
| C．which | D．where |
Some pre-school children go to a day-care center, __________ they learn simple games and songs.
| A．then | B．there |
| C．while | D．where |