(2013·湖南省部分重点中学5月联考)—What are they up to？It’s so noisy.
—Some students________a party.
A．have had B．are having
C．had had D．were having
Fully________to looking after three children at home，she no longer has time to enjoy the various activities in the club.
A．attached B．occupied
C．contributed D．devoted
(2013·湖南长沙四校二模)—Is the letter from your mother?
—Yes.But she ________the letter herself，because she doesn’t even know one word.
A．needn’t have written B．can’t have written
C．might not have written D．should not have written
(2013·湖南部分重点中学3月联考)With the loss of labor，the old farmers ________at home had to choose less laborintensive crops.
A．having left B．to leave
C．left D．leaving
(2014·山西省六所重点中学模拟)—Believe it or not，my sister and I are twins.
—Oh，you must have had the case________you were taken for your sister.
A．which B．whose
C．where D．whom
(2014·福建名校质量检查)The tanker，which was full of petrol，________and gave off heavy and dark flames the moment a truck knocked into it.
A．blew up B．put up
C．turned up D．brought up
