Hi,Andy.I haven’t seenyou for a long time Where______?A.have you gone to B.have you been to C.have you been
There _______ less air pollution in the country .
–Hello, May I speak to Lucy? --_________.
--What _______your dream home _______? -- It’s big
–How many students are there in the classroom? --_________.
.Why don’t you________ Beijing duck?