--I would why he ____so strangely these days. --Recent pressure at study may account for his behavior.
#103781
A
was acting
B
is acting
C
acted
D
acts
推荐题目
 It is reported that many a new house ________ at present in the disaster.
#101266
A
are being built
B
were being built
C
was being built
D
is being built
The first edition ________ in 1955 and ________ a best seller ever since.
#102314
A
was published;had been
B
was published;has been
C
has been published;has been;
D
had been published;had
I don’t really work here,I           until the new assistant arrives.
#102261
A
just help out
B
have just helped out
C
am just helping out
D
will just help out