So far all cloned animals have suffered from some different serious disorders, ______ dying soon after birth.
| A．many of which | B．many of whom | C．many of them | D．many of that |
.In Britain today women______44% of the workforce, and nearly half the mothers with children are in paid work.
| A．hold up | B．build up | C．account for | D．consist of |
.There was such a long queue for coffee at the interval that we______gave up.
| A．eventually | B．unfortunately | C．generously | D．purposefully |
All the efforts finally______in 2007, when the band's first album won lots of awards.
| A．took off | B．ran off | C．set off | D．paid off |
.The song is about a young couple forced to separate______, but they valued the
memories of their love all their lives.
| A．temporarily | B．frequently | C．casually | D．permanently |
All the Chinese are looking forward to our country's first______to land on the moon after the successful trip of Chang'e to it.
| A．practice | B．purpose | C．attempt | D．act |