--- What were your parents doing at eight last night?--- My father was cooking while my mother        .
#39901
A
watched TV
B
were watching TV
C
is watching TV
D
was watching TV
推荐题目
Nina is clever but kind of lazy. If she ___harder next term, she ___ better grades. 
#39714
A
will work; gets
B
works; will get
C
will work; will get
D
works; gets
There ______ an English party tomorrow evening.
#41564
A
will be
B
has
C
will have
D
will has
Our physics teacher told us that light _______ faster than sound.
#40267
A
travel
B
travels
C
is travelling
D
has travelled
What _______ to her yesterday evening?
#38870
A
was happened
B
happened
C
happening
D
happen