The construction of the two new railway lines ________ by now.
#103148
A
have been completed
B
has been completed
C
has completed
D
have completed
推荐题目
— Are you still busy?— Yes, I _______________ my work, and it won’t take long.
#101461
A
just finish
B
am just finishing
C
have just finished
D
am just going to finish
The mother many things to get her daughter a good education.
#101177
A
purchase
B
produce
C
sacrifice
D
store
After Jack had sent some e-mails, he _______ working on his project.
#102159
A
had started
B
has started
C
started
D
starts
Scientific experiments __________ by students without the teachers’ instructions can be dangerous.
#103839
A
carry out
B
carrying out
C
carried out
D
carrying
The teacher told us that light ______ faster than sound.
#103618
A
traveled
B
had traveled
C
is traveling
D
travels